50results about How to "Raw materials are natural and easy to get" patented technology

The invention discloses a preparation method of fibrous nano silicon carbide. The preparation method is characterized by comprising the following steps: taking a carbon source and chrysotile asbestos of which the main chemical ingredient is silicon dioxide according to the molar ratio of carbon to silicon dioxide being (0.3-3):1; separately grinding the carbon source and chrysotile asbestos, evenly mixing to obtain a mixture; putting the mixture into a reaction device, vacuumizing, and continuously introducing argon in the reaction device; heating to 1350-2500 DEG C and carrying out thermal reaction for 0.2-6 hours; cooling to room temperature, stopping introduction of argon; collecting the reduction product, and grinding into fine powder which is the fibrous nano silicon carbide powder product. The preparation method has the advantages that raw materials are easily availably and equipment and technology are simple; moreover, the preparation method is friendly to environment and high in productivity. The prepared fibrous nano silicon carbide has good performances, can be widely applied to high-tech equipments such as nose cones of space shuttles, brakes of airplanes and racing bicycles, rocket nozzles, satellite antennas, guided missiles and the like, and also has broad use in nanometer microsystems.

The invention discloses a phosphate-doping silicon carbon negative electrode material for a lithium ion battery. The phosphate-doping silicon carbon negative electrode material is formed by sinteringa phosphate-doping nanosilicon material, graphite and an organic carbon source after spray granulation. The invention also proposes a preparation method of the phosphate-doping silicon carbon negativeelectrode material for the lithium ion battery. The preparation method comprises the steps of uniformly dispersing the nanosilicon material in a phosphoric acid solution, and performing spraying anddrying to obtain the phosphate-doping nanosilicon material; performing primary sintering on the phosphate-doping nanosilicon material; and uniformly dispersing the phosphate-doping nanosilicon material subjected to primary sintering in water, adding the graphite and the organic carbon source, and performing spraying, drying and secondary sintering after complete dispersion. The preparation methodof the phosphate-doping silicon carbon negative electrode material for the lithium ion battery, proposed by the invention, has the advantages of simple process, low cost and convenient subsequent processing mode and is convenient to operate, the raw material is natural and available, mass production is easy, and the obtained negative electrode material is high in electron conductivity and small involume expansion.

The invention discloses all natural safe and longevous vegetable oil-based shortening and a preparation method thereof, and comprises a base stock formula and a preparation process. The base stock formula comprises the following components in percentage by mass: 25 to 45 percent of hemp palm stearin with melting point of between 50 and 56 DEG C, 55 to 75 percent of hemp palm liquid oil with melting point of between 20 and 24 DEG C and soya bean lecithin in an amount which is 0.1 to 0.5 percent of the total mass of the hemp palm stearin and the hemp palm liquid oil. The all natural safe and longevous vegetable oil-based shortening has the advantages of no cholesterol and trans-fatty acid, natural and readily available raw materials, abundant natural vitamin E content, excellent oxidation resistance, long shelf life and the like.

The invention belongs to the technical field of material preparation and relates to a preparation method of a prunus persica(L.)batsch solution and in particular relates to a preparation method of a prunus persica(L.)batsch solution used for preparing prunus persica(L.)batsch facial masks. The preparation method comprises the following steps: firstly selecting peach trees, cutting the trunks or crotches of the peach trees with inverted triangular cuts and arranging receiving containers, wherein the receiving containers contain ethanol aqueous solutions; prunus persica(L.)batsch naturally flows into the receiving containers and is mixed with the ethanol aqueous solutions and the materials are stirred uniformly, thus preparing the prunus persica(L.)batsch solution; or directly collecting prunus persica(L.)batsch solids, firstly soaking the prunus persica(L.)batsch solids with Sanghuitang, then cleaning and drying the prunus persica(L.)batsch solids, then grinding the prunus persica(L.)batsch solids into grains with size not more than 420nm, finally mixing the prunus persica(L.)batsch grains, distilled water and the ethanol aqueous solutions in a weight ratio of 0.6 to 1 to (0.01-0.02) and stirring the materials uniformly, thus preparing the prunus persica(L.)batsch solution. The prunus persica(L.)batsch solution is used for preparing the prunus persica(L.)batsch facial masks. The preparation method is simple in integral process, natural and accessible in raw materials and friendly in application environment and has good economic benefits and market prospect.

The invention relates to preparation or processing of meat products, and particularly relates to a spiced pork preparing method. The spiced pork preparing method comprises the following steps: (1) cleaning and segmenting; (2) rolling and salting, namely adding a tenderizer till the pH value of pork is 6.9-7.2, rolling the pork in a rolling machine at the speed of 30-35 rpm for 30 minutes, adding a curing agent with the weight accounting for 6%-8% of that of the pork, rolling for 30 minutes, and standing for 30-60 minutes, wherein the tenderizer comprises the following components in parts by weight: 8-12 parts of pawpaw pulp, 3-5 parts of pineapple pulp, 2-4 parts of glucose powder and 2-4 parts of sodium bicarbonate powder, and the curing agent comprises the following components in parts by weight: 9-11 parts of edible salt, 4-6 parts of monosodium glutamate, 6-8 parts of soybean sauce, 6-8 parts of five spice powder, 3-5 parts of ginger powder and 6-8 parts of egg white; (3) drying; (4) packaging in vacuum; and (5) quickly freezing and refrigerating. The spiced pork prepared by the method tastes tender and juicy, has a unique flavor, is rich in nutrients and easy to digest and absorb, and has multiple health effects.

The invention discloses a method for preparing an antibacterial pest-proof liquid meat-smoking agent and belongs to the technical field of meat and poultry and aquatic product processing. Pine nut shells serve as a raw material and are pre-treated through ultrasonic washing and then placed in a distillation still, distillation products obtained at different temperatures are collected, and coarse wood vinegar is obtained; after standing and layering, middle layer clarified liquid is extracted by using a syringe, impurities are removed through distillation by rotating an evaporating dish, refined wood vinegar is obtained after extraction through aether; the wood vignear and honey are mixed and supplemented by other additives, and the antibacterial pest-proof liquid meat-smoking agent is obtained after uniform stirring and packaging. Examples prove that the antibacterial pest-proof liquid meat-smoking agent is green, environmentally friendly, safe and non-toxic, not only prolongs the meat guarantee period by 5-8 months and does not generate cancerogenic substances after smoking, but also effectively restrains pest and mold reproduction, and the antibacterial rate is 85% or above.

The invention relates to preparation or treatment for meat type products, and particularly relates to a processing method of goose meat. The method comprises the following steps: (1) cleaning and dressing; (2) tenderizing and pickling, namely firstly adding a tenderizer to the drained goose meat until the pH value of the meat quality is 7.0-7.3, and pickling for 30-60 minutes by adopting a surface impregnation method; adding a pickling agent the weight of which is 5-7% of the weight of meat to the goose meat after tenderization treatment, mixing fully, and pickling for 30-40 minutes; (3) carrying out vacuum packaging; and (4) refrigerating after quick freezing. After the goose meat prepared by the method is cooked, the goose meat is fresh, tender and juicy, unique in flavor, rich in nutrition, easy to assimilate, and has lots of health care efficacies.

The invention relates to a veterinary danofloxacin mesylate slow-release microsphere preparation as well as a preparation method and application of the veterinary danofloxacin mesylate sow-release microsphere preparation. The veterinary danofloxacin mesylate slow-release microsphere preparation comprises effective components in percentage by weight: 11.45-21.01 percent of danofloxacin mesylate and 78.99-88.55 percent of sodium alginate polysaccharide cross-linking polymer as a carrier. The veterinary danofloxacin mesylate slow-release microsphere preparation is prepared by adopting an emulsion chemical cross-linking method. The preparation method comprises the following steps of: firstly, mixing the danofloxacin mesylate, sodium alginate and an antioxidant to form an aqueous phase solution; dropping a cross-linking agent under the condition of emulsification and curing to form microsphere; and secondly, carrying out washing, centrifuging, filtering and drying to obtain the danofloxacin mesylate slow-release microsphere preparation of which the average particle size is 8-9mum. The preparation process of the preparation is simple and feasible; raw materials used for the preparation have better biocompatibility, biodegradability and stability; the prepared danofloxacin mesylate slow-release microsphere preparation has the characteristics of safety, no toxicity, high drug-loading rate (11.45-21.01 percent), high encapsulation rate (59.54-88.20 percent), long-acting effect, slow release and the like; after the danofloxacin mesylate slow-release microsphere preparation is injected in swine muscle, the effective concentration can be maintained for several days; and the veterinary danofloxacin mesylate slow-release microsphere preparation is suitable for treating respiratory tract and digestive tract infection of livestock caused by sensitive bacteria.

The invention discloses a method for preparing a copper-containing waste water treatment agent through compound modification of fly ash, and belongs to the technical field of preparation of waste water treatment agents.The method comprises the steps that fly ash obtained after pretreatment is conducted is modified, the modified fly ash is mixed with centrifugal supernatant obtained after heating is conducted on copper-containing grassroot pulp and ethanol, the mixture is subjected to a microwave reaction, filtering and air-drying, and therefore the copper-containing waste water treatment agent is prepared through compound modification of the fly ash.It is proved through examples that the method is easy and convenient to operate, the raw materials are easy to obtain, the operation cost is reduced, no secondary pollution is caused in the preparation process, the method belongs to a green and environment-friendly technology, the treating effect on copper-containing waste water is significant, and the removal rate of the copper content in the copper-containing waste water reaches 95% or above.

The invention discloses a novel fresh peach preservative and a preparation method thereof. The novel fresh peach preservative is prepared in the technical scheme: weighing 5-15 parts of extracts of clove and garlic, 3-10 parts of chitosan, 2-5 parts of D-sodium erythorbate, 0.1-1.5 parts of natamycin, 2-5 parts of citric acid, 2-8 parts of phytic acid and the balance of water, strongly stirring, uniformly mixing, and obtaining the novel fresh peach preservative. The product is safe, non-toxic, broad in spectrum, bacteriostatic, bactericidal, good in preservation and sterilization performances, long in preservation time, low in dehydration rate and non-toxic to eat, soft rot and rot of fresh peaches are effectively prevented, and the raw materials are natural, readily available, simple in operation and low in price.

The invention discloses a natural honey antioxidant which is prepared from the following raw materials in parts by weight: 30-50 parts of jujube honey, 15-20 parts of green tea tealeaves, 5-10 parts of fresh gingers, 25 parts of mangosteen, 10-15 parts of hawthorns, 5-10 parts of pomegranates, 5-10 parts of carrots, 5-10 parts of kiwi fruits, 2-8 parts of walnuts, 10-20 parts of 80-100 mesh grape seed powder, 1-5 parts of cellulose and 1-5 parts of tomatoes. The preparation method of the natural honey antioxidant is simple and feasible. The natural honey antioxidant is prepared by adopting natural honey, fresh ginger which is rich in an antioxidant gingerol with the effect of preventing collagen decomposition and a plurality of natural food materials which are rich in vitamin E and vitamin C, and the raw materials are natural and easy to get, so that the natural honey antioxidant is good in antioxidation effect, reasonable in proportioning and wide in application range. According to the natural honey antioxidant, the danger from the traditional chemical additives to the human body is avoided, so that the heath of the human body and the sanitation and health of the diet are ensured.

The invention belongs to the field of refractory fibers and particularly relates to a centrifugal spinning preparation method for an environment-friendly CMSP refractory fiber blanket. An alkali-free boron-free CMSP refractory fiber is produced from natural diopside, quartz sand, calcite, flint clay and phosphate ore which are subjected to iron removal treatment as raw materials by virtue of a centrifugal spinning method and has the characteristics of high refractoriness, high degradation rate in the lung fluid, energy conservation and environment friendliness. The refractory fiber has the advantages of natural and easily available raw materials, low cost, environment friendliness during the manufacturing process and no air pollution phenomenon; the product has good solubility in body fluids and refractoriness not less than 1000 DEG C and is an ideal environment-friendly energy-saving alternative, meets the thermal-insulation requirements of most pipes and devices and has wide market prospects and the risk of occupational health of workers is eliminated.

The present invention discloses a natural propolis antioxidant. The natural propolis antioxidant is prepared from the following raw materials by weight in parts: 30 to 50 parts of propolis, 15 to 20 parts of green tea leaves, 25 parts of garcinia mangostana, 10 to 15 parts of haws, 5 to 10 parts of punica granatum, 5 to 10 parts of carrots, 5 to 10 parts of actinidia chinensis, 2 to 8 parts of walnuts, 10 to 20 parts of grape seed powder with a particle size of 80 to 100 meshes, 1 to 5 parts of cellulose and 1 to 5 parts of agastache rugosa. The natural propolis antioxidant has a simple preparation method, and is prepared by adopting various natural propolis and adding with natural food materials containing vitamin E and vitamin C, has natural and readily available raw materials, has a good antioxidant effect, has a reasonable ratio and a wide application range, and can avoid the harm to human bodies which are caused by the traditional chemical additives, so the human body health and the food sanitation health are ensured.

The invention provides a preparation method of pectin. The pectin is prepared from the following components of watermelon peels, white grape marc, sunflower flowers, orange peels, shaddock peels and aloe flesh. The materials of the pectin provided by the invention are natural and easy to obtain, reasonable in ratio, and the pectin can be used as a food additive and a flavoring agent, also can be added in cosmetics, and is wide in application.

The invention belongs to the technical field of food preparation and relates to a preparation method of porridge capable of nourishing liver and improving eyesight, which is prepared by mixing natural plant raw materials. The preparation method comprises the following steps: weighing all raw materials in parts by weight; washing the fresh raw materials except hazelnuts and rice; putting the washed raw materials into a boiled water pot for 2 minutes; after blanching, cutting into blocks with the size of 1cm-2m for later use; washing the rice and the hazelnuts and putting the rice and the hazelnuts into a cold water pot, and boiling with big fire; then boiling with small fire for 20-30 minutes; putting the cut fresh raw materials, animal liver powder and cicada slough powder into the pot and uniformly mixing; and boiling with the small fire for 2-5 minutes to obtain the porridge capable of nourishing liver and improving eyesight. The porridge is prepared from the following raw materials in parts by weight: 5-10 parts of shepherd's purse, 5-10 parts of dandelions, 5-10 parts of gnaphalium affine, 5-10 parts of kalimeris, 5-10 parts of wolfberry leaves, 5-10 parts of mulberry leaves, 5-10 parts of chrysanthemum nankingense, 5-10 parts of the hazelnuts, 100-200 parts of the rice, 5-10 parts of the animal liver powder and 0.5-0.8 part of the cicada slough powder. The porridge has the advantages that the formula is scientific and reasonable, the raw materials are abundant and are easy to obtain, the drinking taste is good, the effect is good and a manufacturing process is simple; and the porridge has good effects of nourishing liver and improving eyesight.

The invention belongs to the technical field of cosmetics preparation, and relates to a composition for eliminating blackheads and shrinking pores, which is a mixture with extract of natural plants as main ingredient. The composition is prepared from rosemary petals, jojoba seeds, lavender, Roman chamomile, pearl powder, coix seed powder and lemonade. The preparing method comprises the steps of producing rosemary essential oil, jojoba essential oil, lavender essential oil and Roman chamomile hydrolat; weighing and taking pearl powder, coix seed powder and lemonade by weight part; mixing rosemary essential oil, jojoba essential oil, lavender essential oil, Roman chamomile hydrolat, pearl powder, coix seed powder and lemonade evenly to obtain the composition for eliminating blackheads and shrinking pores. The raw materials of the composition are natural and easy to obtain. The composition is low in cost, natural and free of additives, good in efficacy and free of side-effect, and has a good efficacy of eliminating blackheads and shrinking pores.

The invention provides a mutton sheep traditional Chinese herbal medicine lick brick and a preparation method thereof. The mutton sheep traditional Chinese herbal medicine lick brick is mainly prepared from the following raw materials of dried orange peel, rhizoma atractylodis, radix astragali, fructus crataegi, herba epimedii, honeysuckle flowers, poria cocos, liquorice roots, pine needles, freshginger and urea. The preparation method comprises the following steps of crushing the raw materials; then sufficiently mixing the raw materials into paste substances; putting the paste substances into a shaping machine to be pressed and shaped; putting the shaped traditional Chinese medicine lick brick into a shade cool and ventilation place; after the complete hardening, storing the lick brick for use. The prepared traditional Chinese herbal medicine lick brick is prepared from the traditional Chinese herbal medicine; no chemical residue exists; meanwhile, the natural green characteristics are realized. The traditional Chinese herbal medicine lick brick prepared by the method provided by the invention has the advantages that the stress reaction of the fattening sheep after the weaning can be effectively reduced; the mutton sheep growth is promoted; the marketing time is shortened; the culture rate is improved; meanwhile, the influence on the mutton caused by enrichment of the toxin substances in the mutton sheep bodies due to long feeding time is reduced.

The invention provides pectin. The pectin comprises the following components in parts by weight: 20-45 parts of watermelon peels, 15-30 parts of white grape skins, 5-10 parts of sunflower flowers and 10-15 parts of orange peels. According to the pectin, the raw materials are natural and easy to obtain and are reasonable in matching ratio; the pectin can be used as a food additive and a condiment and can also be added into cosmetics, so that the application is wide.

The present invention discloses a tea polyphenol extracting method from gomphrena globosa and belongs to the technical field of tea polyphenol extraction. The gomphrena globosa is used as a raw material, stir-dried, and crushed into a powder, then ethyl acetate is added into the obtained powder to extract a gomphrena globosa powder extract, after that the extract is absorbed by resin and de-colored by activated, and thereby the tea polyphenol extracting method from gomphrena globosa is obtained by a final static separation and spray drying. Examples demonstrate that the tea polyphenol extracting method is simple in operation, the raw materials are easily accessible, the production cost is lowered, the extraction rate of the tea polyphenols is also improved to an extraction rate of 85%, and a mass production can be achieved.

The invention relates to the field of traditional Chinese medicines and in particular relates to traditional Chinese medicine pills for treating chronic gastritis and gastric ulcer. The traditional Chinese medicine pills are prepared from crude drugs including red radix ginseng, rhizoma dioscoreae fried with earth, fried bighead atractylodes rhizome, white poria cocos, fried hyacinth bean, fructusschisandrae chinensis and the like through the steps of weighing, heating and disinfecting, pulverizing with a pulverizing machine; then sieving by a sieve with the size of 100 meshes and drying; then adding processed honey according to the mass ratio of 1 to 1 to prepare big honey-processed pills. By adopting the traditional Chinese medicine pills provided by the invention, the disadvantages ofexisting medicines for treating the chronic gastritis and the gastric ulcer are overcome are overcome; the traditional Chinese medicine pills have the effects of tonifying qi and warming middle, soothing liver and strengthening spleen, reducing phlegm and eliminating fullness, nourishing yin and reinforcing stomach, helping to digest and removing food retention, producing acid and stopping aches and the like, have the advantages of good curative effect, rapid effect, convenience for oral administration, safety and reliability and natural and easy-to-obtain raw materials, and have the effects of treating both principal and secondary aspects of the chronic gastritis and the gastric ulcer. Meanwhile, a formula has certain flexibility, and proper increasing and decreasing adjustment can be carried out according to the serious degree of illness states and different accompanied symptoms; the traditional Chinese medicine pills have strong pertinence and a better treatment effect.

The invention belongs to the technical field of cosmetic preparation, and relates to a method for preparing a composition for removing blackheads and shrinking pores. The composition is prepared by mixing natural plant extracts as main materials. The preparation process includes the following steps: preparing rosemary essential oil, jojoba essential oil, lavender essential oil and Roman chamomile floral water respectively; weighing pearl powder, coix seed powder and lemon juice according to the weight part; evenly mixing the rosemary essential oil, the jojoba essential oil, the lavender essential oil, the Roman chamomile floral water, the pearl powder, the coix seed powder and the lemon juice to obtain the composition for removing the blackheads and shrinking the pores. The composition is mainly prepared from rosemary petals, jojoba seeds, lavender, Roman chamomile, the pearl powder, the coix seed powder and the lemon juice, the raw materials are natural and easy to obtain, and the composition is low in cost, pure natural, free of additives, excellent in function and free of side effects and has good effects on removing the blackheads and shrinking the pores.

The present invention belongs to the technical field of food preparation and relates to a preparation method of a laminaria japonica weight losing cream prepared by mixing laminaria japonica as a main raw material. The dried laminaria japonica is put into a steamer to be steamed with water, the steamed laminaria japonica is naturally thoroughly cooled, the cooled laminaria japonica is taken out to be soaked into water, the soaked laminaria japonica is drained, the drained laminaria japonica is shredded, and the shredded laminaria japonica is put into a beater to be ground into a laminaria japonica slurry; wax gourds and carrots are steamed with water and the materials are mixed to prepare a vegetable slurry; agar is placed into cold water to be soaked for 60-100 minutes, medical stone water and sea cucumber powder are placed into a pot to be heated to be boiled out, then the laminaria japonica slurry, vegetable slurry, starfish eggs, black sesame powder and konjac flour are added, the mixture is then heated again to be boiled out, the heating is stopped, at the same time, the agar is added, so that the agar is completely dissolved in the pot, and the mixture is put still to a room temperature to obtain the laminaria japonica weight losing cream. The laminaria japonica weight losing cream is prepared from the following main raw materials: dried laminaria japonica, starfish eggs, sea cucumber powder, wax gourds, carrots, black sesame powder, konjac flour, agar and medical stone water, natural and easy to obtain in the raw materials, simple in manufacture processes, obvious in effects, and good in consumption mouthfeel, and has good weight losing and body slimming effects.

The invention belongs to the technical field of cosmetic preparation and relates to a preparation method of moisturizing beer essence. The essence is prepared from bear and a natural plant extract used as main raw materials through mixing. The preparation method comprises the steps as follows: rose hydrosol, jasmine hydrosol, lavender hydrosol and German chamomile essential oil are prepared and mixed, the beer, seaweed essence and jellyfish collagen are added by weight and evenly stirred, and a mixed stock solution is obtained; deionized water is extracted with an injector and injected into a sealed ampoule bottle accommodating EGF (epidermal growth factor) freeze-dried powder to completely dissolve the EGF freeze-dried powder in the deionized water, the mixed stock solution is then injected into the ampoule bottle and evenly mixed, and the moisturizing beer essence is obtained. The moisturizing beer essence is prepared from main materials as follows: the beer, rose petals, jasmine petals, lavender, German chamomile petals, the seaweed essence, the EGF freeze-dried powder, the jellyfish collagen and the deionized water. A preparation process is simple, the raw materials are natural and available, no additives are added, the effect is good, side effects are avoided, and a good moisturizing effect is realized.

The invention provides a Chinese herbal medicine lick brick for forest musk deer and a preparation method of the Chinese herbal medicine lick brick. The lick brick comprises dandelion, dried orange peel, eucommia ulmoides, hawthorn, herba epimedii, aquilaria sinensis, poria cocos, berchemia sinica, pine needles, medicago falcata and isatis roots. The preparation method comprises the following steps: crushing the raw materials, fully mixing into a pasty substance, putting the pasty substance into a forming machine, pressing and forming, putting the formed Chinese herbal medicine lick brick intoa shady, cool and ventilated place, and storing for later use after the lick brick is completely hardened. The prepared Chinese herbal medicine lick brick is prepared from Chinese herbal medicines, does not have chemical residues, has the characteristics of being natural and green, and can effectively reduce the stress reaction of the forest musk deer after weaning, prevent diseases, promote thegrowth of the forest musk deer and facilitate the population breeding of the forest musk deer.

The present invention belongs to the technical field of food preparation, and relates to a kelp constipation relieving paste prepared by using kelp as a main raw material through mixing, wherein the main raw materials comprise kelp, sweet potato leaf, chenopodium album l, ulmus pumila l, dandelion, willow leaf, konjac powder, abelmoschus esculentus powder, agar and maifanite water. The preparation method comprises: carrying out dry steaming on dried kelp for 20-40 min in a water separation manner, taking out the kelp, and grinding into a kelp slurry; weighing various fresh plant components according to a certain weigh ratio, steaming in a steaming pot to achieve a cooked state, cooling, taking out, draining, mixing with maifanite water, grinding to form a mixed liquid, and sterilizing for 5-10 min; mixing the kelp slurry and the mixed liquid, and adding konjac powder and maifanite water to obtain a kelp constipation relieving liquid; and soaking agar in cold water, heating the kelp constipation relieving liquid to achieve a boiling state, adding the soaked and softened agar and abelmoschus esculentus powder, uniformly dissolving, stopping the heating, and standing to a room temperature so as to obtain the kelp constipation relieving paste. The kelp constipation relieving paste of the present invention has advantages of natural and easily-available raw materials, simple production process, excellent effect, no side effect, good taste, and good intestine smoothing and constipation relieving effect.

The invention discloses a method for preparing kryptoxanthin from a marigold ointment and belongs to the technical field of carotenoid preparation. The method is characterized by comprising the following preparation processes: carrying out a heating reaction on the marigold ointment, an alkali and an antioxidant, adding an acid to adjust the pH value to 1-4, transforming xanthophylls into kryptoxanthin under catalysis of the acid, and leaving to stand and separating; and diluting with a mixed liquid of ethanol and normal hexane, cooling to 10-20 DEG C to implement crystallization, and carryingout solid-liquid separation, thereby obtaining the kryptoxanthin. The invention provides the method for preparing kryptoxanthin from the natural extract, namely the marigold ointment, through hydrolysis and acid treatment. The raw materials are natural and easy to obtain, and meanwhile, on-scale production is convenient to implement. The content of kryptoxanthin in the obtained product is 80% orgreater.

The invention relates to the field of traditional Chinese medicine, and in particular relates to a traditional Chinese medicine preparation for treating cough. The traditional Chinese medicine preparation is prepared through the following steps of: measuring herbal raw materials such as radix peucedani, radix platycodonis, semen armeniacae amarum, radix asteris, folium eriobotryae, tangerine peel,poria cocos, and ramulus cinnamomi, heating, disinfecting, crushing by using a crushing machine, filtering by using a 100-mesh screen, drying, adding refined honey according to a mass ratio of 1:1, and preparing a big honey ball. The traditional Chinese medicine preparation of the invention overcomes the defects of the existing medicine for treating the cough, has the efficacies of warming the lung, relieving the cough, invigorating the spleen, tonifying Qi, moistening the lung, nourishing Yin, promoting the secretion of saliva or body fluid, reducing phlegm, clearing away the internal heat,removing the toxicity, lifting the Yang qi and the like, has the advantages of good curative effect, high effectiveness, convenient administration, safety and reliability, natural raw material and easily available raw material, and has an effect of addressing both symptoms and root causes. Meanwhile, the formula has certain flexibility; and appropriate adjustment can be made according to the disease condition and different complications, the pertinence is high, and the treatment effect is better.

The invention belongs to the technical field of food preparation, and relates to mulberry-flavor dried shrimps prepared with dried shrimps serving as the main raw material. The main raw material of the mulberry-flavor dried shrimps comprises sea shrimps, mulberries, fresh lemon slices, tender mulberry leaves, barbary wolfberry fruits, fresh ginger, fresh folium perillae, rice vinegar, Jimo rice wine and pectinase. A preparation process comprises the steps that the mulberries, the tender mulberry leaves, the barbary wolfberry fruits, the fresh ginger and the fresh folium perillae are weighed according to a weight ratio, and preparing fruit juice and pickling liquid; the fresh sea shrimps are placed into the pickling liquid to be soaked and then taken out, pickled sea shrimps are obtained; the pickled sea shrimps are placed into boiled fresh water, the shrimps are boiled for 1-2 minutes after the color of the shrimps is changed, then fished out, drained off, and air-dried until the shrimp shells are brown and crisp, and dried sea shrimps are obtained; and the dried sea shrimps are placed into a cloth bag, the shells and the shrimp heads are removed, dried shrimp meat is obtained and placed into a seal bag, and the finished product mulberry-flavor dried shrimps are obtained. According to the mulberry-flavor dried shrimps, the raw materials are natural and easy to obtain, the manufacturing process is simple, and the product is rich in nutrition, good in taste, convenient to eat and environmentally friendly during production.

The invention provides a selenium-rich nutrient solution as well as a preparation method and application thereof. The selenium-rich nutrient solution comprises a selenium-rich nutrient solution A and a selenium-rich nutrient solution B, and the mass ratio of the selenium-rich nutrient solution A to the selenium-rich nutrient solution B is (1-2):(2-3). The selenium-rich nutrient solution A comprises the following raw materials in parts by weight: 8-10 parts of humic acid, 6-8 parts of L-proline, 2-4 parts of magnesium sulfate, 2-4 parts of copper sulfate, 3-6 parts of selenium ore powder, 10-15 parts of straw mushroom powder, 20-30 parts of bran fermentation liquor and 25-35 parts of water; and the selenium-rich nutrient solution B comprises the following raw materials in parts by weight: 7 to 11 parts of cassava starch, 9 to 15 parts of bamboo powder, 4 to 6 parts of sodium selenite, 8 to 15 parts of liquorice root decoction dregs, 12 to 16 parts of radix astragali decoction dregs, 4 to 8 parts of fructus crataegi decoction dregs, 12 to 15 parts of lotus leaf extract and 12 to 18 parts of anabaena culture solution. The prepared selenium-rich nutrient solution is applied to crop cultivation, green and environment-friendly selenium-rich crops with high organic selenium content and less inorganic selenium residues can be harvested, the quality and nutritional value of the crops can be improved, the preparation method is simple, the product is easy to use, and the selenium-rich nutrient solution is quite suitable for large-scale popularization and application.