945 results about "Sugar alcohol" patented technology

The invention relates to the technical field of sugar detection in dairy products, and discloses a method for determining sugar in dairy products by using ultra-high performance liquid chromatography-mass spectrometry, and the method comprises the following steps: establishing a regression equation of various sugar standard substances by using ultra-high performance liquid chromatography-mass spectrometry; removing protein in the dairy product sample by using acetic acid to obtain a dairy product sample without the protein; removing lipids in the dairy product sample without the proteins by using a solid-phase extraction small column to obtain a dairy product sample without the proteins and the lipids; detecting the dairy product sample without proteins and lipids by using ultra-high performance liquid chromatography-mass spectrometry, and carrying out qualitative and quantitative analysis on sugar in the dairy product sample according to the regression equation; wherein in the ultra-high performance liquid chromatography-mass spectrometry, two amino chromatographic columns are connected in series. According to the method provided by the invention, as many as 20 saccharides and sugar alcohols in the dairy product can be accurately determined, and the 20 saccharides and sugar alcohols in the dairy product can be qualitatively and quantitatively determined.

The invention relates to the technical field of compound fertilizers, and discloses a boron-zinc-molybdenum synergistic compound fertilizer, which is prepared from the following raw materials in parts by weight: calcium nitrate, ammonium polyphosphate, potassium sulfate, magnesium sulfate, disodium octoborate tetrahydrate, sugar alcohol chelated zinc, sodium molybdate and a synergistic auxiliary agent, the feed additive is prepared from a feed additive, an activator, 5-alginic acid oligosaccharide, aminolevulinic acid, sugar alcohol chelated magnesium, an antagonist, a stress-resistant enhancer and a coating material. According to the boron-zinc-molybdenum synergistic interaction compound fertilizer and the preparation process thereof, the disodium octoborate tetrahydrate, the sugar alcohol chelated zinc and the sodium molybdate are compounded according to a specific proportion, antagonism is avoided through proportion limitation, the synergistic effect of the three elements is remarkably enhanced, and the problem that a single element is insufficient or excessive is solved; chelated elements such as sugar alcohol chelated zinc and sugar alcohol chelated magnesium are combined with an activating agent (humic acid chelated calcium and silica sol) to form a gel-state chelate, so that the trace elements can be prevented from being fixed by soil, and the transfer efficiency of the trace elements in crops is improved.

The utility model belongs to the technical field of sugar alcohol preparation, and relates to a system for co-producing L-arabinose and caramel pigment by using xylose chromatography raffinate, which comprises a raw material tank, a nanofiltration membrane separator, a chromatography separation device, an evaporation concentration tank, a crystallization tank, a centrifugal separator and a dryer which are sequentially communicated by pipelines, and the browning reaction assembly is used for mixing the raffinate and the centrifugal mother liquor and then carrying out browning reaction treatment to prepare caramel pigment. The chromatographic separation device is used for separating an extracting solution and raffinate from the flowing nanofiltration permeate, the evaporation concentration tank and the crystallizing tank are used for concentrating and crystallizing the flowing extracting solution into massecuite, the centrifugal separator is used for separating the flowing massecuite into moist sugar and centrifugal mother liquor, and the dryer is used for drying the flowing moist sugar into L-arabinose crystals. According to the utility model, raffinate and centrifugal mother liquor are mixed to prepare a caramel pigment liquid product, so that a caramel pigment additional product is obtained while the utilization rate of saccharide resources is improved.

Provided is a stabilized aqueous hydrogen peroxide composition comprising a sugar alcohol that does not contain silver, organophosphonate, peroxyacetic acid or other peracid, or stannate. The composition optionally includes a carboxylic acid. The composition is suitable as a disinfectant and oxidizer, and for the treatment, inhibition, or eradication of fungi or nematodes. Also provided is a method for reversing a bacterial or fungal infection in an infected plant, and a method for enhancing plant growth and / or productivity. Also provided is a method for inhibiting or preventing fungal spore germination in soil in a fungal infested area. Also provide is a method of controlling or preventing nematode infestation of a plant, and a method of reversing damage of a plant caused by nematode infestation. Also provided is a method for treating or reversing Panama disease in an infected banana plant.

The invention belongs to the technical field of functional sugar alcohol hydrogenation, and particularly relates to a system and a method for intelligently controlling a reaction kettle in a functional sugar alcohol hydrogenation process. Comprising a temperature sensor TT, a pressure sensor PT, a liquid level sensor LT, a hydrogen concentration sensor TZT and a spectrum sensor, and the sensor networks are arranged on a reaction kettle body, a feeding pipeline, a condenser and a hydrogen recovery device. The device is used for collecting temperature, pressure, liquid level and hydrogen concentration in the reaction kettle and spectral data of an outlet sugar alcohol product in real time. The control execution layer comprises a PLC (Programmable Logic Controller), a dynamic valve controller, temperature control equipment and a stirrer speed regulation module; and the dynamic valve controller is connected to the hydrogen supply pipeline and the feeding pump. The hydrogen flow, the temperature and the stirring speed are adjusted in real time through AI dynamic optimization, the sugar alcohol conversion rate is increased to 5%, and the conversion rate fluctuation range is reduced to + / -0.5%.

The additive 50 is used alone as a tablet or capsule, or together with a base product 54, to produce an enhancing product 52 that provides a health benefit 34 to a person 20 ingesting or using the additive 50, the additive 50 including an enzyme that stimulates the naturally occurring in the human body. The additive 50 has one or more hydrogenated substances 58, such as erythritol 58a, xylitol 58b, hydrogenated dihydromyricetin 58c and / or quercetin dihydrate 58d, and a flavonoid dihydromyricetin 14a. The flavonoid 14 may be extracted from Ampelopsis grossedentata plant 17 and / or a plant 16 selected from the genus Hovenia (e.g., Japanese raisin tree). The additive may also have one or more solvents 60, such as a bicarbonate compound 60a or an alcohol solvent 60b, a pH balanced acid 62, and / or a preservative 64. The base product 54 may be a liquid 66, a solid 68, a powder 70, a chew 72, a medicament 74, a cosmetic 76, or an emulsion or other coating product 78. The reinforced product 52 is a base product 54 reinforced by an additive.

The invention discloses bio-based polyol as well as a preparation method and application thereof. The preparation method comprises the following steps: mixing lignin, sugar alcohol, polyhydric alcohol and concentrated acid, and carrying out liquefaction reaction to obtain the bio-based polyhydric alcohol. According to the preparation method provided by the invention, the lignin is combined with the sugar alcohol and the polyhydric alcohol to prepare the polyhydric alcohol with high bio-based content, and on one hand, the bio-based polyhydric alcohol is highly renewable on the raw material level and conforms to the concepts of green chemistry and circular economy; on the other hand, due to the introduction of sugar alcohol, the flexibility and elasticity of the polyurethane material can be improved, the strength and chemical resistance of the material are improved, and a new path is provided for the development of the polyurethane industry in the future.

The invention provides a liquid fertilizer for improving tomato fruit saccharic acid quality and application, and belongs to the technical field of fertilizers. The liquid fertilizer for improving the tomato fruit saccharic acid quality provided by the invention is prepared from the following components in percentage by weight: 42 to 47 percent of organic nutrient solution, 10 to 15 percent of water-soluble macroelement compound, 1.5 to 2.5 percent of natural organic acid, 3.5 to 4.5 percent of plant source amino acid compound, 3 to 5 percent of compound biostimulant, 0.02 to 0.07 percent of polyglutamic acid and 0.2 to 0.4 percent of sugar alcohol medium trace element compound liquid, and 28-33% of sterile water. Through optimized formula design, the organic liquid fertilizer is rich in plant nutrition and bioactive substances, can effectively improve the healthy growth state of tomatoes, and meanwhile, remarkably improves the fruit quality.

This present disclosure provides various diamine centered PEG-saccharide-lipid conjugates. In various embodiments, the conjugates can safely be used as water solubility or bioavailability enhancers.. In one aspect, the present disclosure provides a PEG-saccharide- lipid conjugate having the structural formula (I) wherein m has a number-average value in the range of 2-10; S is a mono-, di- or trisaccharide group, in which each saccharide unit is a sugar, a sugar alcohol, an amino sugar or a sugar acid; L is -C(O)-R1 in which R1 is an alkanyl or alkenyl group having a number-average number of carbons in the range of 6-22, and / or is a steroid acyl group; P is -(CH2-CH2-O)nR2 in which "n" has a number-average value in the range of 5-50 (e.g., 8-45) and R2 is hydrogen and / or alkanyl and has a number average number of carbons in the range 0-4.

The invention discloses a flash release powder composition as well as a preparation method and application thereof. The flash release powder composition comprises erythritol, xylitol, fructo-oligosaccharide, a cooling agent and silicon dioxide, wherein in the flash release powder composition, the erythritol accounts for more than 80% by mass, the xylitol accounts for less than 1.5% by mass, the fructo-oligosaccharide accounts for 5%-15% by mass, the cooling agent accounts for 0.01%-3.0% by mass, and the silicon dioxide accounts for 0.5%-2.0% by mass; the flash release powder composition is prepared in a wet granulation mode, and in the wet granulation process, the cooling agent, ethyl alcohol and water are mixed to prepare granulation liquid, and the granulation liquid is sprayed into a mixed material of other raw materials; the quick-release powder composition can improve the aspects of choking powder, quick-release taste and granulation fluidity, and can be used for preparing multifunctional food, so that the prepared food can bring better consumption experience to consumers.

The invention discloses a foliar fertilizer for improving the toughness of expanded leaves and long leaves of economic forest crops and a preparation method and an application method of the foliar fertilizer, and relates to the technical field of foliar fertilizers, the foliar fertilizer for improving the toughness of expanded leaves and long leaves of economic forest crops comprises the following components: a nitrogen-phosphorus-potassium compound according to a weight ratio of 15-5-20; the weight concentration of the boron-sugar alcohol compound is 0.05 percent to 0.1 percent; the weight concentration of the zinc-amino acid compound is 0.02 percent to 0.08 percent; the weight concentration of the chitosan nano particles is 0.01 percent to 0.05 percent; the weight concentration of the humic acid compound is 0.1 to 0.2 percent; the invention also provides a preparation method and an application method of the foliar fertilizer for improving the toughness of leaf expansion and leaf growth of economic forest crops. According to the foliar fertilizer disclosed by the invention, through scientific combination of nutritional ingredients, the broadening degree, length and toughness of economic forest crop leaves are remarkably improved, the photosynthesis efficiency is enhanced, the leaves are not easy to damage, and the overall yield and quality of crops are improved.

The invention discloses a sugar-free electrolyte beverage and a preparation method thereof, and relates to the technical field of functional beverages. The sugar-free electrolyte beverage comprises the following components in parts by weight: 80-90 parts of erythritol, 0.5-2 parts of an electrolyte component, 0.4-0.8 part of a buffer agent, 0.1-0.2 part of vitamin B6, 0.1-0.5 part of taurine, 1-3 parts of an auxiliary agent and 1000-1200 parts of water, the electrolyte component comprises at least four of edible salt, potassium chloride, magnesium sulfate, calcium lactate and calcium citrate, the buffer agent comprises potassium dihydrogen phosphate and sodium citrate, and the auxiliary agent comprises sodium dihydrogen phosphate and sodium citrate. The auxiliaries comprise citric acid, sodium benzoate and essence. The sugar-free electrolyte beverage disclosed by the invention is high in blood osmotic pressure recovery speed, does not cause blood sugar fluctuation when supplementing electrolyte for a human body, and tastes fresh and cool.

The present disclosure relates to field of lyophilized / freeze-dried viral vaccine composition and methods for manufacturing and obtaining the vaccine composition comprising live attenuated flavivirus as vaccine antigen selected from a group of yellow fever virus, dengue virus, Japanese encephalitis (JE) virus, Kunjin virus, West Nile (WN) virus, tick-borne encephalitis (TBE) virus, St. Louis encephalitis virus, Murray Valley encephalitis virus, Zika virus vaccine antigen; and stabilizers comprising sugar or sugar alcohol; amino acids; lactalbumin hydrolysate and gelatin. Post reconstitution, the composition preserves the desired characteristics of the virus, including immunogenicity and stability. The composition of the present disclosure can be safely administered subcutaneously or intramuscularly such that the vaccine composition induces complete immune response to yellow fever virus infectious agent and meets the criterion for the seroprotection for the said immunogenic components comprising yellow fever virus.

A detergent building composition, comprising (i) one or more sugar oxidation products; and (ii) at least one performance augmenting additive selected from the group consisting of aluminates, silicic acid, sodium silicate, potassium silicate, monosilicates, carbonates, silanes, siloxanes, amino acids, urea, boric acid, borate derivatives, molybdates, titanates, chelating agents, sugar alcohols, carboxylates, acids, and combination thereof. A detergent building composition, comprising (i) glucaric acid, gluconic acid, salts thereof, lactones thereof or combinations thereof; and (ii) at least one performance augmenting additive selected from the group consisting of aluminates, silicic acid, sodium silicate, potassium silicate, monosilicates, carbonates, silanes, siloxanes, amino acids, urea, boric acid, borate derivatives, molybdates, titanates, chelating agents, sugar alcohols, carboxylates, acids, and combination thereof.

The invention discloses a method for preparing a catalyst from waste incineration fly ash and electrolytic manganese residues as well as a product and application thereof. The method comprises the following steps: mixing the reduced electrolytic manganese residues and the waste incineration fly ash to obtain a mixture, and drying the mixture in a drying oven to constant weight; transferring the dried mixture into a calcining furnace for calcining, generating waste gas containing flue gas dust in the calcining process, and recovering the dust in the waste gas to obtain dry-process enriched powder; uniformly mixing the desulfurization waste liquid, sugar alcohol and the dry-process enriched powder, and performing hydrothermal reaction to obtain a hydrothermal active material; and taking out the hydrothermal active material, drying to constant weight, and calcining to obtain the catalyst product. The preparation process is simple, efficient recycling of the hazardous solid waste incineration fly ash and the electrolytic manganese residues is achieved through the steps of pre-reduction, calcination, hydrothermal treatment, secondary calcination and the like, and the high-performance catalytic material is prepared. The prepared catalyst can effectively degrade COD (Chemical Oxygen Demand), ammonia nitrogen, total phosphorus and heavy metal pollutants in landfill leachate under illumination and stirring conditions.

Provided is a non-aqueous preparation which contains 5-ALA, a derivative thereof, or a salt of 5-ALA or a derivative thereof, and which has excellent stability of 5-ALA, a derivative thereof, or a salt of 5-ALA or a derivative thereof. This non-aqueous preparation contains: a compound represented by general formula (I) or a salt thereof # imgabs0 # [in general formula (I), R1 represents a hydrogen atom or an acyl group, and R2 represents a hydrogen atom, a linear or branched alkyl group, a cycloalkyl group, an aryl group, or an aralkyl group]; a sugar or sugar alcohol; and at least one selected from the group consisting of fatty acids, fatty acid esters, aliphatic hydrocarbons, and aliphatic alcohols, the fatty acids, fatty acid esters, aliphatic hydrocarbons, and aliphatic alcohols having a melting point of 30 DEG C to 100 DEG C.

The present invention belongs to the technical field of functional / health food, and specifically relates to a prebiotic composition and its preparation and application in maintaining probiotic activity and promoting probiotic proliferation. The prebiotic composition includes 1-20 parts of sugar alcohol, 1-10 parts of sustained-release embedding material, and 20-100 parts of prebiotics by weight; the prebiotics are oligofructose, oligoxylose, oligomaltosan and stachyose; the mass ratio of oligofructose, oligoxylose, oligomaltosan and stachyose is 2:1:1:2. And the composition is granulated twice, has good solubility, can effectively promote the proliferation of probiotics and maintain their activity, and improves the effectiveness of probiotics.

The invention discloses a reagent for detecting the activity of isocitrate dehydrogenase. The reagent consists of a first reagent and a second reagent, the first reagent comprises an electron carrier, isocitric acid or isocitrate, divalent metal ions, a first reagent buffer solution, a first reagent additive, a first reagent preservative and a first reagent surfactant; the divalent metal ions comprise metal ions; the second reagent comprises a dye which comprises tetrazolium salt and has an oxidation state and a reduction state, a cofactor, a second reagent buffer solution, a second reagent additive, a coenzyme stabilizer, a second reagent surfactant and a second reagent preservative; the pH is buffered to 7-9.5 and 5-9 by the first buffer solution and the second buffer solution respectively; the first reagent additive and the second reagent additive comprise divalent metal salt, sugar, sugar alcohol, protein, chelating agent and basic amino acid; the first and second reagent surfactants comprise nonionic and anionic surfactants; the first reagent preservative and the second reagent preservative comprise sodium azide or isothiazolinones. The invention further discloses a corresponding detection method.

The present invention relates to a packaged condom comprising a sealed package; and within the package, a condom comprising natural rubber latex and / or synthetic polyisoprene; wherein the condom comprises, on one or more surfaces thereof and in contact with the natural rubber latex and / or synthetic polyisoprene, an aqueous lubricant; wherein the aqueous lubricant comprises: a thickener and 5 wt.% to 30 wt.%, based on the total weight of the aqueous lubricant, of a humectant comprising at least one organic compound selected from the group consisting of glycerol, propylene glycol, polyethylene glycol, and any combination thereof; and one or more sugar alcohols having a molecular weight of from 120 to 10000 g / mol. It also relates to a method for preparing a packaged condom and to the use of an aqueous lubricant to lubricate one or more surfaces of a condom. The condom preferably presents a transparent appearance to the end user.

Disclosed is a novel quercetin-hexahydric alcohol cocrystal. These cocrystals have been developed as innovative pharmaceutical formulations. The present invention encompasses methods for producing these cocrystal materials, as well as their application as bioenhancers for active pharmaceutical ingredients, phytochemicals, vitamins, and minerals. The disclosed process for preparing quercetin-hexahydric alcohol cocrystals involves the formation of the cocrystal through a kinetic-controlled co crystallization process, enhancing the bioavailability and efficacy of bioactive compounds.

A nicotine composition pouch, comprising a nicotine composition and a non-woven pouch for encapsulating the nicotine composition, wherein the nicotine composition comprises nicotine, sugar alcohol, a pH regulator, a filler, purified water, an adhesive, a humectant, a flavoring agent and a dispersing agent. The nicotine composition pouch further comprises a coating solution used for increasing the humidity of the nicotine composition. The nicotine composition pouch has a humidity of 30-50%. Before encapsulation, the nicotine composition has a particle size of ≤ 500 microns, a humidity of 10-30%, and a Carr's index of a bulk density of ≤ 20%. In addition, a preparation method for the nicotine composition pouch is provided. The nicotine composition pouch has a high level of humidity, good fluidity and a low preparation cost, and the preparation method for the nicotine composition pouch is simple, which can reduce the cost of a preparation device. Moreover, the nicotine composition pouch has a small filling quantity deviation, is easy to operate, and has a uniform content.

The invention provides a preparation method of crystalline isomaltitol, and belongs to the technical field of functional sugar. The method comprises the following steps: carrying out hydrogenation reaction on an isomaltulose liquid under the action of a catalyst to obtain a hydrogenation reaction liquid; sequentially carrying out decoloration filtration, ion exchange and concentration on the hydrogenation reaction liquid to obtain a pre-crystallization material; the solid content of the material before crystallization is 50-55%; adding a seed crystal into the pre-crystallization material, and then sequentially carrying out slow evaporation, rapid evaporation and cooling crystallization to obtain the isomaltitol, the isomaltitol is centrifuged and dried to obtain crystallized isomaltitol, the purity of GPM of the finally obtained isomaltitol crystals is 48-50%, the purity of GPS is 50-52%, the water content is smaller than or equal to 1%, no organic solvent is needed, pollution and residues are reduced, the preparation temperature is low, energy consumption is low, new equipment does not need to be added, and the cost is reduced.

The present invention is directed to a kit-of-parts for bleaching keratin fibers, having a bleaching composition A comprising a) one or more persalt(s) and / or peroxy salt(s), and b) one or more alkalizing agent(s), an aqueous oxidizing composition B, and a composition C comprising c) one or more non-acetylated sugar alcohol(s), and / or their mixtures, wherein the bleaching composition A comprises less than 5% by weight of water, calculated to the total weight of the bleaching composition A.

The invention relates to the technical field of functional food processing, and discloses magnesium-rich gel soft sweets and a preparation method thereof. The jelly sweets comprise the following components in parts by weight: 3 to 15 weight percent of first gelling agent, 0.2 to 2 weight percent of second gelling agent, 20 to 50 weight percent of dietary fiber raw material, 10 to 40 weight percent of sugar alcohol raw material, 3 to 10 weight percent of acidity regulator, 0.3 to 1 weight percent of buffer salt, 0.4 to 2 weight percent of essence, 0.4 to 2 weight percent of pigment, 10 to 30 weight percent of mineral raw material and 0 to 0.5 weight percent of anti-sticking oil. The gel soft sweets are rich in magnesium element, and are suitable for people with magnesium deficiency, electrolyte supplementation after exercises and auxiliary conditioning of sleep disorders. The gel soft sweets are good in chewiness and coordinated in sour and sweet taste, sugar alcohol is partially replaced with low-GI dietary fibers, calorie intake is reduced, satiety is enhanced, intestinal health is supported, the taste is elastic, high-power sweeteners of sucralose and stevioside are not added, and the gel soft sweets are easily accepted by mass consumers.

The invention discloses a gymnadenia conopsea octasaccharide-decaose mixture as well as a preparation method and application thereof, and belongs to the technical field of medicines. The monosaccharide of the octasaccharide-decataccharide mixture of the gymnadenia conopsea comprises N-acetamino galactose, fucose, glucuronic acid or sugar alcohol thereof, galactose, N-acetylglucosamine, dehydrated talose and a sulfate group. The octasaccharide to decataccharide mixture of the gymnadenia conopsea disclosed by the invention can be used for remarkably prolonging the time of activating partial thromboplastin and prothrombin and effectively inhibiting endogenous and common coagulation pathways. The octasaccharide-decaose mixture of the gymnadenia conopsea can be used as a potential endogenous factor X enzyme inhibitor for preparing medicines for treating thrombotic cardiovascular diseases.

The invention belongs to the technical field of materials, discloses a preparation method and application of novel stomach and intestinal tract passing sustained-release tannic acid, and particularly discloses a stomach and intestinal tract passing enteric coating material which comprises a surfactant, sugar alcohol, hydrogenated grease, polyacrylic resin and a thickening agent. The stomach-passing enteric coating material does not use expensive commercially available enteric coating materials, but adopts common surfactants, sugar alcohol substances and other substances, so that the grease and the water can be better fused, and the grease can be better coated outside in the coating process. The stomach-passing enteric coating material can ensure that tannic acid is not damaged by gastric acid, reduces the influence on animal digestive enzymes, and can be slowly released in intestinal tracts to be absorbed and utilized.

The polyester resin is described, which has repeating units derived from a diester component of a dicarboxylic acid; and a diol component. The diester of the aliphatic dicarboxylic acid includes a succinic acid diester, the diol component comprises 50 to 100 mol % of an anhydrosugar alcohol, based on 100 mol % of the total diol component, and the number average molecular weight (Mn) of the polyester resin is 10,000 g / mol or more. A method for preparing a polyester resin comprises (1) esterification or transesterification of a diester component of a dicarboxylic acid comprising a diester of an aliphatic dicarboxylic acid and a diester of an aromatic dicarboxylic acid and a diol component comprising an anhydrosugar alcohol; and (2) polycondensation of the reaction product obtained in step (1). The polyester resin has excellent heat resistance and mechanical properties and also has excellent biodegradability.

The invention discloses a freeze-drying protective agent composition, a freeze-drying protective agent, application of the freeze-drying protective agent, a probiotic freeze-dried product and a preparation method of the probiotic freeze-dried product. The freeze-drying protective agent composition comprises the following components in parts by weight: 0.5-4 parts of tremella polysaccharide; the relative molecular weight of the tremella polysaccharide is 1 KDa to 10 KDa; 0.5 to 4 parts of disaccharide; and 0.5-2 parts of sugar alcohol. The freeze-drying protective agent composition and water are uniformly mixed and then sterilized to obtain the freeze-drying protective agent, and the freeze-drying protective agent is used for preparing probiotic freeze-dried products and can effectively ensure the activity and stability of probiotics.

The invention discloses a leaf surface resistance and control method for reducing heavy metal pollution, and belongs to the technical field of heavy metal pollution control, and the method specifically comprises the following steps: mixing sulfydryl modified collagen, tobacco extract, ferric sodium ethylene diamine tetraacetate, manganese sodium ethylene diamine tetraacetate, sugar alcohol silicon original liquid fertilizer, sodium selenite and deionized water to obtain a leaf surface resistance and control agent; according to the method, the composition of the leaf surface resistance and control agent is optimized, the leaf surface resistance and control agent is sprayed in three key growth stages including the tillering stage, the flowering stage and the filling stage of the rice, and the alkaline base fertilizer is used for assisting in adjusting the soil pH and water irrigation field management, so that the heavy metal stress resistance of the rice is improved, and the growth and development of the rice are promoted; the heavy metal content in the rice is reduced, the quality of the rice is improved, and the yield of the rice is improved.

A flash-release throat soothing composition, a preparation method therefor, and a use thereof. The flash-release throat soothing composition is prepared from the following raw materials: traditional Chinese medicine components, polyhydric sugar alcohol, and starch, wherein the mass ratio of the starch to the polyhydric sugar alcohol is 1:(0.5-1.6). The flash-release throat soothing composition is prepared by compounding polyhydric sugar alcohol and starch according to a specific mass ratio, pre-mixing, granulating, then mixing with other materials, performing wet granulation, and further adopting a wet granulation mode comprising first performing low-temperature drying treatment and then performing high-temperature drying and sterilization. The flash-release throat soothing composition does not contain any binder and disintegrating agent.