741 results about "Sugar alcohol" patented technology

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 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.

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.

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 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 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.

The invention provides a crayfish astaxanthin proliposome and a preparation method thereof, and belongs to the technical field of preparation of astaxanthin nano-liposomes. The preparation method of the astaxanthin proliposome provided by the invention comprises the following steps: (1) taking crayfish shells, fully freeze-drying the crayfish shells, grinding and sieving the crayfish shells to obtain crayfish shell powder; (2) taking the shrimp shell powder, adding absolute ethyl alcohol, extracting astaxanthin, and collecting an astaxanthin solution; (3) adding phospholipid into the astaxanthin solution to obtain an astaxanthin-phospholipid solution; and (4) adding sugar alcohol particles into the astaxanthin-phospholipid solution, and carrying out rotary evaporation to remove the absolute ethyl alcohol so as to obtain the granular astaxanthin precursor liposome. By adopting the method disclosed by the invention, the extraction of the crayfish shell astaxanthin and the linkage preparation of the astaxanthin precursor liposome can be realized, and the stable astaxanthin liposome can be quickly and efficiently prepared.

The invention discloses a method for co-producing erythritol from trehalose mother liquor and sodium gluconate mother liquor. Belongs to the technical field of erythritol production. The invention discloses and provides a method for co-producing erythritol from trehalose mother liquor and sodium gluconate mother liquor, which comprises the following steps: adding the trehalose mother liquor and the sodium gluconate mother liquor into a fermentation culture medium, fermenting by using candida lipolytica, enabling the conversion rate of the fermented erythritol to be 70%, and simultaneously filtering by using different nanofiltration membranes, according to the method, the erythritol finished product is obtained, the trehalose and sodium gluconate mixed solution is also obtained, and the trehalose and sodium gluconate mixed solution can be added into fermentation liquor again after being dissolved, so that cyclic utilization is realized; the production efficiency is improved, and the cost is saved.

The invention discloses a ginseng leaf solid beverage and a preparation method thereof. The ginseng leaf solid beverage is prepared from the following components in parts by weight: 15 to 22 parts of ginseng leaf extract liposome, 12 to 14 parts of ginseng leaf extract, 6 to 8 parts of compound peptide powder, 10 to 14 parts of compound soluble dietary fiber, 0.21 to 0.25 part of taurine, 5 to 7 parts of compound sugar alcohol, 0.2 to 0.4 part of tea polyphenol, 0.4 to 0.6 part of citric acid, 0.1 to 0.3 part of sweetening agent, 0.4 to 0.6 part of edible essence and 0.8 to 1.2 parts of stabilizer. According to the ginseng leaf solid beverage and the preparation method thereof provided by the invention, ginseng leaf active ingredients are introduced in the form of lipidosome powder, and the ginseng leaf active ingredients, the ginseng leaf extract, the composite peptide powder, the composite soluble dietary fibers, a sugar alcohol system and the like are subjected to formula synergy, so that the comprehensive improvement of stable activity, improved taste, stable brewing and dosage form and excellent efficacy is realized; high-value, stable and acceptable application of ginseng, especially ginseng leaf resources, in a solid beverage form is realized, and industrialization is facilitated.

Meltable compositions configured for oral use, the compositions including at least one cannabinoid or cannabimimetic, are provided. The compositions include one or more fillers, typically a sugar alcohol, and a lipid. A method of forming such compositions is also provided.

The invention relates to the technical field of industrial organic wastewater pretreatment, and provides an unpowered automatic proportioning polybasic sugar alcohol wastewater pretreatment device. According to the device, a proportioning assembly is arranged on a waste water tank inlet pipeline, the proportioning assembly comprises a proportioning sliding seat capable of axially moving and a Venturi flow channel linked with the proportioning sliding seat, and a proportioning pipe communicated with a medicine supply cavity is arranged in the proportioning sliding seat. The polybasic sugar alcohol wastewater flows through the Venturi flow channel under the action of self conveying pressure, negative pressure is formed at the throat part, and the proportioning sliding seat is driven to move, so that a wastewater channel is synchronously opened, a treatment liquid medicine is sucked in, and unpowered automatic proportioning and tank-entering premixing under the condition of high-viscosity wastewater are realized. According to the device, the direct discharge working condition and the automatic proportioning working condition are switched through the three-way valve, and the stability and the uniformity of water and medicine mixing in the pretreatment process of the high-viscosity polybasic sugar alcohol wastewater are improved under the condition that external dosing power is not needed.

The invention provides carbon layer coated lithium iron phosphate as well as a preparation method and application thereof, and relates to the technical field of modification of lithium iron phosphate materials. LiFePO4 crystal nucleus growth and surface functionalization are achieved through a microwave-hydrothermal method, preliminary morphology control is conducted on LiFePO4 through trace ascorbic acid and polyethylene glycol, then hydrogen bonds are formed through sugar alcohol hydroxyl and the surface of LiFePO4 through a microwave reactor, and surface modification is achieved. Through dynamic low-temperature carbon layer construction, particle sintering caused by traditional high temperature is avoided by utilizing the low-temperature thermal corresponding characteristic of sugar alcohol, then carbonization is completed through a gradient heating method, and finally a graphene-like porous carbon layer is formed. Compared with a traditional coating mode, the method has the advantages of lower carbonization temperature, thinner carbon layer thickness, more excellent carbon layer conductivity, lower process energy consumption, lower battery internal resistance and more stable cycle period.

The invention discloses a self-emulsifying adjuvant of a vaccine and a preparation method of the self-emulsifying adjuvant, and relates to the technical field of vaccine adjuvants. The adjuvant comprises an oil phase, an emulsifier and a freeze-drying protective agent, the oil phase comprises squalene and tocopherol, the emulsifier comprises polysorbate and a polyoxyethylene-polyoxypropylene block copolymer, and the freeze-drying protective agent comprises sugar and sugar alcohol. The preparation method comprises the following steps: emulsifying an oil phase and a water phase to form a nano-emulsion, and then freeze-drying to obtain freeze-dried powder. The adjuvant has the advantages of small particle size, uniform distribution, high stability, rapid reconstruction and the like, and can effectively maintain active components and improve the immune effect of vaccines.

The invention relates to the technical field of beverage processing, in particular to a poplar branch sweet dew beverage which comprises the following components in percentage by mass: 30-35% of mango pulp, 15-18% of coconut milk, 8-10% of sago, 3-5% of grapefruit pulp granules, 0.05-0.08% of a compound stabilizer, 4-6% of erythritol and 0.01% of calcium lactate. Wherein the compound stabilizer is composed of high-acyl gellan gum and low-ester pectin according to the mass ratio of 3: 1, and the mango pulp contains 20% of diced mangoes with the particle size of 3-5 mm < 3 >; the particle size of the grapefruit pulp particles is 1-2 mm. According to the method, the static limitation of the traditional Stokes law is broken through, the sedimentation velocity prediction error is compressed from + / -25% to + / -8% through the dynamic equivalent radius, the temperature-shear coupling function and the network inhibition factor, and a precise regulation and control tool is provided for development of high-stability pulp beverages.

A flowpack for oral delivery of active ingredients comprises a population of particles and one or more active ingredients, the population of particles including at least two types of sugar alcohol particles, wherein at least one of said two types of sugar alcohol particles comprises granulated sugar alcohol particles.

The invention relates to the technical field of biological detection, in particular to a sample diluent as well as a preparation method and application thereof. The sample diluent comprises a dilution component, and the dilution component comprises the following raw materials in percentage by mass: 0.005%-0.02% of thermally denatured immunoglobulin G, 0.5%-2.0% of a protein protective agent, 0.5%-1.5% of a metal ion chelating agent, 0.1%-0.5% of an ampholytic surfactant and 0.5%-2.0% of a sugar alcohol compound. According to the sample diluent, through the interaction of all the components, the ability of the sample diluent to reduce the matrix effect of serum and plasma samples can be remarkably improved, so that the interference of non-specific reaction and matrix effect of serum and plasma on the detection process is reduced, and the accuracy of serum and plasma sample detection can be improved; and a more reliable and accurate experiment result can be obtained.

The invention discloses a hawthorn, hippophae rhamnoides fruit and red date compound beverage with an anti-caries function and a preparation method thereof, and relates to the technical field of compound beverages. The preparation method comprises the following steps: crushing dried hawthorn for later use without specific particle size limitation so as to meet the contact requirement of subsequent extraction), sea-buckthorn primary pulp (without additional pretreatment requirement so as to ensure no spoilage) and red date primary pulp (with the quality requirement of the sea-buckthorn primary pulp); the specifications of the auxiliary materials and the solvent are as follows: stevioside (food grade, the purity meets the industrial standard), erythritol (food grade, white crystalline), distilled water (meeting the standard of pure water for food processing) and absolute ethyl alcohol (analytically pure and used for polysaccharide alcohol precipitation); according to the process, ultrasonic-assisted heat extraction, alcohol precipitation and freeze drying are taken as a core process, and the polysaccharide extraction rate of more than or equal to 15.5% is realized by optimizing extraction parameters.

The invention relates to the technical field of beverages, and particularly discloses a high-protein beverage containing psicose and a preparation method of the high-protein beverage. The high-protein beverage containing psicose is prepared from the following raw materials in percentage by mass: 13 to 17 percent of supplementary protein, 4 to 5 percent of an emulsifier, 3.10 to 3.14 percent of a flavoring agent, 0.02 to 0.06 percent of a thickening agent, 0.005 to 0.015 percent of a stabilizer, 0.008 to 0.01 percent of a coloring agent, 0.04 to 0.08 percent of an enzyme preparation and the balance of water, the flavoring agent is prepared from D-psicose, erythritol, sucralose and stevioside. The D-psicose in the flavoring agent is extremely low in calorie, does not cause increase of blood sugar and insulin, and has a unique taste, and the erythritol, the sucralose and the stevioside are matched, so that the taste of sucrose is reduced on the premise of low calorie, and the problem of bitter taste of a sugar substitute beverage is solved, so that the flavor of the protein beverage is improved.

The invention belongs to the technical field of sugar alcohol, and particularly relates to a method for quickly detecting bacteriophage in fermentation liquor, which comprises the following steps: centrifuging the fermentation liquor to obtain supernate, boiling the supernate in a boiling water bath for 2-5 minutes to obtain boiled liquor, visually comparing the turbidity difference between the supernate and the boiled liquor, and if the supernate is clear, judging whether the bacteriophage is in the boiling state or not. If the boiled liquid is turbid, the fermentation liquid is polluted by the bacteriophage; if the turbidity difference between the supernatant and the boiled liquid is not obvious, respectively measuring OD650 optical density values of the supernatant and the boiled liquid by using a spectrophotometer, comparing the optical density detection values, and if the difference between the two is not more than 0.5, indicating that the fermentation liquor is not infected by the bacteriophage; if the difference is greater than 0.5, the fermentation liquor is polluted by the bacteriophage. According to the method, whether the fermentation liquor is polluted by the bacteriophage or not is judged by visually comparing the turbidity difference before and after the supernate obtained after the fermentation liquor is centrifuged is heated and further verifying the difference of optical density values by using the spectrophotometer, and the method has the characteristics of rapidness, convenience and accuracy.

The invention relates to a crosslinking agent composition comprising a sugar alcohol, urea and further glycol and glycerin. The invention also relates to the use of the crosslinking agent composition for the production of polyurethane compositions, preferably for the production of flexible polyurethane foams. The invention also relates to a polyurethane composition comprising polyurethane and a crosslinking agent composition, preferably in an amount of not more than 3% by weight. The invention also relates to a polyurethane foam obtained by reacting and foaming the polyurethane composition.

The invention provides a sustained-release pellet containing gamma-aminobutyric acid, the sustained-release pellet comprises a pellet core and a coating layer wrapping the pellet core, the pellet core contains a physiologically active substance, and the physiologically active substance is gamma-aminobutyric acid; the pellet core comprises the following components in parts by weight: 15-40 parts of gamma-aminobutyric acid, 30-55 parts of a filling agent, 1-30 parts of a lubricating agent and 0.5-5 parts of an anti-caking agent; the filling agent comprises at least one of microcrystalline cellulose, powdery cellulose, starch and derivatives thereof, hydroxypropyl cellulose, hydroxypropyl methylcellulose, low-substituted hydroxypropyl cellulose, sugar or sugar alcohol and fruit and vegetable powder; the lubricant comprises at least one of talcum powder, magnesium stearate, stearic acid, glycerol and leucine; the anti-caking agent comprises at least one of magnesium carbonate, tricalcium phosphate, calcium hydrophosphate and silicon dioxide.

An oral product includes a filler and an active ingredient. The filler includes a modified agglomerate and a surface modifier. The modified agglomerate includes a porous carrier. The surface modifier coats at least a portion of a surface of the agglomerate, is in pores of the agglomerate, or both coats at least a portion of the surface of the agglomerate and is in pores of the agglomerate. The surface modifier includes a sugar alcohol or a hydrophobic material. The active ingredient is admixed with the filler.

Disclosed in the present invention is a monodisperse nanocalcium carbonate-based foliar calcium fertilizer, comprising the following raw materials in parts by mass: 1-20 parts of a monodisperse nanocalcium carbonate filter cake, 0.05-0.9 parts of ethoxy-modified polytrisiloxane, 0.01-0.8 parts of modified casein, 0.01-0.8 parts of an enzyme, 0.05-0.9 parts of a sugar alcohol, and 10-180 parts of water. After being diluted by means of water such that the solid content of calcium carbonate is 0.5-2%, the foliar calcium fertilizer is used for foliar calcium supplementation of various crops and fruit and vegetable crops. The novel foliar calcium fertilizer is safe and non-toxic, can be directly sprayed onto foliar and fruit surfaces of crops and fruits and vegetables, effectively ensures calcium absorption and utilization in crops, achieves the effect of increasing yield and increasing income, and can also improve the yield of fruits and vegetables.