1550 results about "Citrate sodium" patented technology

The present invention discloses a novel inorganic decoration base material plate and a preparation method thereof. The novel inorganic decoration base material plate is prepared from the following raw materials by weight: 45-50% of magnesium oxide, 15-20% of magnesium sulfate, 1-1.5% of a modifier, 5-10% of a filler, 1-5% of a reinforcing material, and the balance of water. According to the present invention, the magnesium sulfate is used to replace the magnesium chloride as the gelling material, such that the prepared base material plate almost does not contain chlorine ions; the mixture of citric acid, sodium citrate and sucrose is adopted as the modifier so as to adjust the condensation time and significantly increase the water resistance and the dampness resistance of the base material plate; and the prepared base material plate has characteristics of good waterproof performance, no moisture absorption efflorescence, high strength, cracking deformation resistance, good flexibility, good durability, significantly improved fireproof performance, no formaldehyde release during production and use processes, safety and environmental protection, and can be widely used as the base plates of fireproof plates, suspended ceiling plates, decorative plates, partition boards and other plates.

The invention relates to monocrystalline silicon piece texturizing liquid and a texturizing method thereof. The formula of the texturizing liquid comprises the following components in percentage by mass: 0.1 to 3 percent of sodium hydroxide, 2 to 10 percent of isopropanol, 0.01 to 2 percent of additive and the balance of water, wherein the formula of the additive comprises the following components in percentage by mass: 0.001 to 3 percent of glucose, sodium gluconate or potassium gluconate, 100 to 8,000ppb of polyoxyethylene ether, 0.001 to 2 percent of sodium lactate or sodium citrate, 0.01 to 2 percent of propylene glycol, 0.01 to 6 percent of sodium silicate, 0.001 to 2 percent of sodium carbonate or sodium bicarbonate and the balance of water. The method for texturization comprises the steps of placing a monocrystalline silicon solar battery plate into the texturizing liquid for reaction for 10 to 30 min at the temperature of 70 to 90 DEG C. A pyramid on the monocrystalline silicon piece has a high nucleation density and is thin, small and uniform, the reduction thickness is small, texturization reflectivity is low and the rate of texturizing finished products is high.

The invention discloses a compound corrosion inhibitor of an alkaline electrolyte of an alkaline aluminium battery, an electrolyte and a preparation method thereof. The compound corrosion inhibitor of the alkaline electrolyte of an alkaline aluminium battery is compounded by an inorganic corrosion inhibitor and an organic corrosion inhibitor, wherein the inorganic corrosion inhibitor comprises the following components based on the concentration: 0.015-0.1mol/L sodium stannate, 0.005-0.05mol/L of indium hydroxide, 0.03-0.1mol/L sodium citrate, 0.003-0.05mol/L calcium oxide and 0.02-0.1mol/L zinc oxide; the organic corrosion inhibitor comprises the following components by weight percent: 0.01-0.1wt% of chitosan derivant and 0.05-0.5wt% of organic surface active agent. The compound corrosioninhibitor can effectively prevent an aluminium electrode from corroding in an alkaline solution, and the electrochemistry performance of an aluminium anode is not affected.

The invention provides a preparation method of cubic ultra-fine calcium carbonate particles. The method comprises the following steps: (1) adding a nucleation promoter to calcium hydroxide suspension liquid, wherein the nucleation promoter is selected from more than one of glucose, sucrose or sodium citrate; (2) carbonizing by introducing carbon dioxide until the pH value is 8-12, adding a crystal modifier and ageing for 0.5-10 hours, wherein the crystal modifier is selected from one of sodium chloride, sodium carbonate, sodium bicarbonate or sodium hydroxide; (3) further introducing carbon dioxide and carbonizing until the pH value is 6.5-7.0; (4) coating by adding a coating agent, filtering and drying to obtain a product, wherein the coating agent is selected from a resin acid, a resin acid alkali metal salt, a fatty acid or a fatty acid alkali metal salt. According to the calcium carbonate particles, the particle sizes are 90-180nm, the calcium carbonate particles are in a cubic shape, and the specific surface area is 10-18m<2>/g. Thus, the cubic ultra-fine calcium carbonate particles can be used as functional fillers in coating, rubber, plastic and sealant industries.

The invention relates to a down jacket cleaning agent which comprises the following components in parts by mass: 1-30 parts of anion surface active agent, 1-15 parts of nonionic surface active agent, 1-10 parts of DP-3000, 0.1-10 parts of tea saponin, 0.1-10 parts of soybean ethyl sulfate morpholine, 0.1-10 parts of ColtideHSi, 0.1-1 part of essence, 0.1-1 part of sodium citrate and 13-97.4 parts of deionized water. The cleaning agent provided by the invention can integrate sterilization, flavor removal and conditioning into a whole and has the advantages of high detergency, high stability, adaptability in cold and hot water and neutrality without damaging hands.

The invention discloses a preparation method for a nanofiber porous membrane for carrying high-activity nanometal particles, which includes the following steps: a nanofiber membrane material with high specific surface area is adopted as a carrier material for carrying nanometal particles to be sequentially immersed in aqueous dopamine hydrochloride solution and aqueous polyethyleneimine solution to undergo modification, metal particles wrapped by sodium citrate stabilizer are then adsorbed, plasma is adopted for treatment, and finally, the nanofiber porous membrane for carrying high-activity nanometal particles is obtained. The advantages of the invention are as follows: the nanofiber porous membrane obtained by the preparation method is a flexible material, and therefore is easy to process; the activity of the porous membrane material is greatly increased; moreover, the morphology and size of nanometa particles can be controlled; the nanofiber porous membrane can carry nanometal particles with different performances; and the nanofiber porous membrane has potential application in fields, such as filtration, catalysis, bacteria resistance and surface-enhanced Raman. The whole process is green and pollution-free, so industrial popularization is easy.

The invention discloses a method for preparing a novel biological microcapsule for a biological fluidized bed. The microcapsule is prepared through treating sodium alginate, powdery active carbon, calcium chloride and chitosan as capsule materials, and a dominant degradation bacterium as a capsule core, preparing calcium alginate gel beads through carrying out ion exchange on sodium alginate and calcium chloride, coating the surface of the gel beads with chitosan, liquefying the gel beads in sodium citrate, and coating the gel beads with sodium alginate. The diameter of the prepared microcapsule is 3.0-4.0mm, the membrane thickness of the prepared microcapsule is 10-20mum, the density of the prepared microcapsule is 1.05-1.08g/mL, and the maximum interception molecular weight of the prepared microcapsule is about PEG 4000, so a micromolecular substance with the relative molecular weight of less than PEG 1500 can freely go through the capsule membrane. Acidic conditions and most divalent cations allow the microcapsule to be stable, and monovalent cations and most anions are bad for the stability of the microcapsule.

The invention discloses a water phase preparation method of a spherical silver nanoparticle with adjustable size, which comprises the following steps of: 10, preparing a silver seed solution : 101, mixing deionized water with a sodium citrate solution, and obtaining a stabilizer solution after stirring; 102, heating the stabilizer solution to the temperature of water bath, adding an AgNO3 solution, and then adding a NaHB4 solution; and 103, utilizing the deionized water to obtain a constant volume after cooling at room temperature, and obtaining the silver seed solution; 20, preparing the spherical silver nanoparticle: 201, adding deionized water to a flask, then adding sodium citrate solution to obtain a reducer solution, and heating the reducer solution to a boiling state; 202, adding the silver seed solution to the reducer solution, and then adding the AgNO3 solution; and 203, cooling at room temperature to obtain the spherical silver nanoparticle. The preparation method can be used for preparing the spherical silver nanoparticle with favorable monodispersity, and the size of the spherical silver nanoparticle can be adjusted.

The invention relates to a compound potassium hydrogen persulfate disinfectant and a manufacturing process thereof. The compound potassium hydrogen persulfate disinfectant comprises the following components in percentage by weight: 60-65% of potassium hydrogen persulfate complex, 0-1.8% of sodium chloride, 2-10% of aminosulfonic acid, 0-2% of sodium dodecyl benzene sulfonate, 0-10% of sodium hexametaphosphate, 0-25% of sodium citrate, 0-25% of sodium tartrate, 0-0.2% of flavoring agent and 0-0.12% of pigment. In the compound potassium hydrogen persulfate disinfectant provided by the invention, the different disinfection requirements of medical, family and livestock and poultry breeding industries are sufficiently considered and the contents of the components in the formula are adjusted according to different users, so that the compound potassium hydrogen persulfate disinfectant can meet the needs of different users; the compound potassium hydrogen persulfate disinfectant has good killing effects on almost all zoonotic bacteria, fungi and viruses, and simultaneously has the characteristics of low toxicity and ultra-low toxicity; and the wide application ranges and good stability and security are perfectly combined.

The invention discloses concrete with the functions of crack resistance and infiltration resistance. The concrete comprises the following raw materials in part by weight: 70-100 parts of cement, 400-500 parts of macadam, 50-70 parts of river sand, 40-50 parts of fly ash, 30-60 parts of mine residues, 5-20 parts of coal slack, 20-50 parts of basalt fibers, 5-15 parts of polypropylene fibers, 5-20 parts of glass fibers, 6-13 parts of expanded perlite, 20-80 parts of nanometer silicon dioxide, 5-15 parts of nano calcium carbonate, 1-3 parts of sodium dodecyl sulfate, 3-6 parts of zinc stearate, 2-5 parts of zinc borate, 3-7 parts of sodium citrate, 0.5-1.4 parts of acetyl tributyl citrate, 0.7-1.3 parts of diethylenetriamine, 3-10 parts of a water reducing agent, and 80-100 parts of water. The concrete disclosed by the invention has the advantages of good crack resistance, excellent infiltration resistance and good durability.

The invention generally relates to formulations having particles comprising phospholipids, bioactive agent and excipients and the pulmonary delivery thereof. Dry powder inhaled insulin formulations are disclosed. Improved formulations comprising DPPC, insulin and sodium citrate which are useful in the treatment of diabetes are disclosed. Also, the invention relates to a method of for the pulmonary delivery of a bioactive agent comprising administering to the respiratory tract of a patient in need of treatment, or diagnosis an effective amount of particles comprising a bioactive agent or any combination thereof in association, wherein release of the agent from the administered particles occurs in a rapid fashion.

The invention discloses a cell preserving liquid. The cell preserving liquid contains 120-137mM of NaCl, 2.2-2.8mM of KCl, 3-9mM of sodium citrate, 15-20mM of glucose, 0.6-1.2mM of CaCl2, 1.5-3.5%(w/v) of alhumin, 0.3-0.8%(w/v) of amino acids and 0.015-0.035%(w/v) of vitamins. The invention also discloses a preparation method of the cell preserving liquid, and a cell preserving method. The cell preserving liquid is safe, can maintain the motility rate of cells for a long time, has a low cost, and has a good application prospect and a good economic benefit.

The invention relates to a method for preparing an aerated concrete block, in particular to the method for preparing a 06-grade gypsum based vapor pressure free aerated concrete block, which is characterized in that that the method comprises the following steps: 1) preparing raw materials; 2) selecting the raw materials; 3) preparing composite gelled materials; 4) dissolving retarder sodium citrate in water which accounts for 1/5 to 2/5 of the total amount, stirring the mixture and immediately adding the mixture to the composite gelled material, and stirring the mixture for 2 minutes to obtain liquid slurry; 5) adding a mixture of air-entraining agent aluminum powder and degreaser honeylocust fruit powder to the remaining water to be stirred into a suspension which is then immediately added to the liquid slurry, and stirring the mixture for 3 minutes to obtain mixed slurry; 6) pouring the mixed slurry into a test mold, and performing cutting and demolding after 6 to 8 hours of natural curing to obtain a blank body; and 7) performing damp heat curing on the blank body for 24 hours, and then drying and dehydrating the blank body naturally to obtain the finished product. The method has the advantages of simple process, low cost and high utilization rate of desulfurization construction gypsum; and the finished product has the characteristics of light weight, thermal insulation, sound absorption and insulation, vibration resistance and fire prevention, conditioning treatment, good water resistance, small dry-wet shrinkage, and stable performance.

The invention relates to a preparation method for polydopamine-coated polyethyleneimine-stablized gold-nanometer-star photothermal treatment agent. The preparation method comprises the following steps: preparing a gold seed solution from chloroauric acid and sodium citrate; activating mercaptoacetic acid with EDC, then adding an aqueous PEI solution and carrying out a reaction, dialysis, cooling and drying so as to obtain PEI-SH; adding dopamine hydrochloride into a Tris buffer so as to obtain dopamine Tris buffer; adding the gold seed solution into a chloroauric acid solution, adding a AgNO3 solution and an ascorbic acid solution under stirring, adding PEI-SH after stirring reaction and carrying out a reaction so as to obtain AuNSs-PEI; and adding AuNSs-PEI into the dopamine Tris buffer and carrying out stirring and centrifugation so as to obtain the photothermal treatment agent. The preparation method has the advantages of simplicity, mild reaction conditions, easy operation and industrialization prospects; and the prepared star-like nanometer agent has application potential in the fields of CT imaging diagnosis and photothermal treatment of cancers.

The invention discloses a synthetic method for nitrogen-doped porous carbon N-C, and an application of the nitrogen-doped porous carbon in a positive electrode of a microbial fuel cell. The synthetic method comprises the following steps of taking melamine as a nitrogen source, and taking sodium citrate as a carbon source, mixing and grinding the melamine and the sodium citrate based on a certain proportion; and calcining the mixture in inert gas Ar at a temperature of 800 DEG C for 5h to successfully prepare the nitrogen-doped porous carbon N-C which is used as the microbial positive electrode material. The synthetic method and the application have the advantages as follows: on one hand, when the nitrogen-doped porous carbon N-C is used as the positive electrode of the microbial fuel cell, the attachment of electrogenesis microbes in the positive electrode can be facilitated; and on the other hand, the positive electrode activation overpotential is lowered, so that the electrogenesis power density of the microbial fuel cell is remarkably improved.

The invention discloses a method for manufacturing a graphene/gold surface-enhanced Raman spectrum substrate and relates to a method for manufacturing a surface-enhanced Raman spectrum substrate. The problems that gold nanoparticles of the conventional precious metal surface-enhanced Raman spectrum substrate are not fully utilized and precious metal substrates are insufficient are solved. The method comprises the following steps of: 1, preparing a graphene oxide aqueous solution; 2, preparing a hydrogen tetrachloroaurate hydrate aqueous solution, a sodium citrate aqueous solution and a silver nitrate solution; 3, preparing a graphene/gold composite material; 4, preparing a graphene/gold composite material suspension; and 5, erecting the treated substrate in the graphene/gold composite material suspension, and obtaining the graphene/gold surface-enhanced Raman spectrum substrate after the reaction is finished. According to the graphene/gold surface-enhanced Raman spectrum substrate, the repeated utilization of gold nanoparticles is improved, so that the cost is reduced, and the substrate has high enhancement of the surface Raman spectrum; and moreover, the method is applied to the field of chemical industry.

The invention relates to a method for preparing a nano silver film with an enhanced Raman scattering substrate based on a microwave technique, which comprises the following steps: adding 50.0-90.0mg of silver nitrate, 100.0-140.0mg of polyvinyl alcohol and 10.0-30.0mg of sodium citrate to 200mL of ultrapure water to be dissolved and poured into a container; placing a glass slice which is cleaned by concentrated sulfuric acid into the 200mL of mixed liquid containing ammonia water and hydrogen peroxide to be soaked for 5-15 hours; cleaning the glass slice for 2-4 times respectively by tap water and the ultrapure water; tightly fixing the processed glass slice in the container and enabling one surface of the processed glass slice to be in contact with the mixed liquid containing the silver nitrate, the polyvinyl alcohol and the sodium citrate; placing the container which is filled with the glass slice and the mixed liquid into a microwave oven to be heated for 10-30 minutes; enabling the electropositive nano silver particles which are prepared by microwave heating to be absorbed on the glass slice, wherein the surface of the glass slice is electropositive; and taking out the glass slice out of the reaction solution to be dried, thereby obtaining the nano silver film with the infrared surface enhanced Raman scattering substrate. The method provided by the invention is simple and has the advantage of low cost, and the obtained nano silver film is stable and efficient and has the biological compatibility.

The invention relates to a method for preparing Au/g-C3N4 composite-type micro-nano material. The method is realized by steps of adding g-C3N4 powder in 400-900nano in granularity to chloroauric acid solution, ultrasonically dispersing the g-C3N4 powder so as to prepare turbid liquid; heating the turbid liquid in water bath; then, adding sodium citrate to solution, stirring, washing, separating and drying a mixture so as to obtain Au/g-C3N4 composite-type micro-nano material; the Au/g-C3N4 composite-type micro-nano material has excellent photochemical catalysis effect to formic acid oxidation; and oxidation potential is negatively shifted by 800mV (close to the catalytic oxidation potential of Pt) without ctalyst poisoning phenomenon. According to the advantages of the invention, acquired composite material particles are even and not united; a preparation method is simple; and cost is relatively low.

The invention discloses a method for preparing gold nanoparticles by using compound high-molecular protective agents under the action of microwaves, comprising the following steps of: mixing polyvinylpyrrolidone and a polyethylene glycol compound protective agent with a chloroauric acid solution; fast reducing the chloroauric acid solution into the gold nanoparticles by taking sodium citrate as a reductant in a microwave reactor; after microwave reaction is finished, adding hexadecyl trimethyl ammonium bromide to prevent the growth of the gold nanoparticles; separating finial products, and then washing by using water so as to obtain spherical gold nanoparticles with grain diameters between 15 nanometers and 60 nanometers and intensively distributed. The gold nanoparticles obtained by taking the polyvinylpyrrolidone and the polyethylene glycol as the compound high-molecular protective agents have uniform grain diameter and good product stability; in the invention, the whole preparation process of the gold nanoparticles through a microwave method only needs less than 20 minutes, thereby enhancing the reaction rate and providing a new way for the preparation of the gold nanoparticles; and in addition, the prepared gold nanoparticles can be used for biomedical detection and biochemical products.

The invention relates to an electroplating pretreatment method for an acrylonitrile butadiene styrene (ABS) plastic surface. The electroplating pretreatment method comprises the following process steps of: eliminating stress, performing alkali washing for oil removal, pickling, roughening, performing neutralizing treatment, performing chemical activation, and performing the conventional electroplating, wherein in the chemical activation process, plastic base materials are put in to an activation solution and are subjected to hyperthermic treatment in a water bath for a certain period of time, each liter of the activation solution comprises 10 to 12g of nickel sulfate, 20 to 25g of sodium hypophosphite and 5 to 8g of sodium citrate, the pH is 9 to 11, and the temperature is between 70 and 75 DEG C. In the invention, a novel method in which metal palladium activation is not used is provided, can be used for replacing a sodium borohydride and methanol activation process and contributes to environment friendliness; and on the basis of pretreatment, the plastic surface can be directly electroplated, so that the problems of complicated treating processes, high PdCl2 prices, high pollution possibility of a plating solution and the like are solved.

The present invention discloses a nano silver biological bionic dressing and its preparation method. Said invention utilizes nano technology and self-assembling technology to assemble nano silver particle layer on the chitosan film. Its preparation includes the following steps: (1) preparation of nano silver particles: preparing silver nitrate (Ag NO3) solution, placing said solution in a container, stirring, heating and boiling, then drop-adding sodium citrate (Na3 C6 H5 O7 2H2O) solution, reacting for a certain time, then naturally cooling; (2) preparation of chitosan film: using acetic acid solution to dissolve chitosan, suction-filtering, pouring the suction-filtered solution into culture dish, drying to form film, using sodium hydroxide (No OH) to make treatment, finally using running water to rinse the film; and (3) preparation of nano silver biological bionic dressing: soaking the chitosan film in the nano silver particle solution, utilizing self-assembling technique to make nano silver particles be assembled on the chitosan film so as to obtain the invented product.

The invention relates to a fruit jelly ice cream, which is made from the following raw materials in weight by percent: 0.1 to 0.3 percent of carrageenan, 0.15 to 0.35 percent of konjaku flour , 0.1 to 0.25 percent of gelatin, 0.15 to 0.25 percent of guar gem, 0.1 to 0.2 percent of sodium carboxymethylcellulose, 4 to 5.5 percent of whole milk powder, 0.4 to 0.6 percent of monoglyceride, 2.5 to 3.5 percent of hydrogenated coconut oil, 23 to 25 percent of white granulated sugar, 0.15 to 0.25 percent of sodium citrate, 0.04 to 0.1 percent of preservative, 0.25 to 0.35 percent of acidity regulator, 0.15 to 0.2 percent of flavoring essence, 0 to 0.02 percent of food colorant and 63.13 to 68.91 percent of water. The invention also provides a production method of the fruit jelly ice cream. The fruit jelly ice cream has the taste of the fruit jelly under the atmospheric temperature, has the taste of the ice cream when in frozen, and can be transformed between the fruit jelly form and the ice cream form.

The invention discloses a lithium ion battery cathode material of which nano particles are embedded into a carbon nanosheet and a preparation method of the lithium ion battery cathode material, which belong to the technical field of electrochemistry. According to the method, water-soluble organic matter (glucose, saccharose, fructose, citric acid, sodium citrate and the like) is used as a carbon source, commercial submicron particles (such as metallic tin, stibium, germanium, nonmetallic silicon and the like) are used as a particle source, sodium chloride is used as a template, the carbon source, the submicron particles and the sodium chloride are added into a ball milling tank for ball milling according to a proper proportion, and a mixture is dried and calcined. A simple ball milling method and a pyrolysis method are used for preparing the lithium ion battery cathode material of which the nano particles are uniformly embedded into the carbon nanosheet. According to the lithium ion battery cathode material of which the nano particles are uniformly embedded into the carbon nanosheet, the specific surface area is large, the surface is of a porous structure, the preparation method is simple, and the lithium ion battery cathode material has good circulation and rate performance.

A liquid-based cell preservation liquid composite is characterized by comprising the following components in percentage by weight: cell fixing agent: 2-15% of formaldehyde, preservative: 0.1-5% of sodium diacetate, anticoagulant: 2-10% of sodium citrate, buffering agent: 0.5-2% of sodium chloride, chelating agent: 0.002-0.5% of ethylene diamine tetraacetic acid (EDTA), hemolytic agent: 0.5-10% ofglacial acetic acid, and water: 5-80% of pure water, wherein the formaldehyde is the analytical reagent, and accounts for 37-40%; the sodium diacetate is the food additives; the sodium citrate and the sodium chloride are analytical reagents, and NaCl is more than 99.5%; and the EDTA and the glacial acetic acid are analytical reagents, and H2COOH is more than 99.5%. The invention has the advantages that the liquid-based cell preservation liquid composite can keep the cell form to the maximum extent, can improve the diagnosis accuracy and can prevent the cell form of a specimen from significantdifference at room temperature for at least three months.

The invention provides an enzyme preparation for one-bath process of deoxidizing, polishing and dyeing, relates to an enzyme preparation, in particular to an enzyme preparation for one-bath process of deoxidizing, polishing and dyeing for dyeing and processing cotton fabrics. The invention provides the enzyme preparation for one-bath process of deoxidizing, polishing and dyeing for dyeing and processing cotton fabrics as well as an application thereof. The enzyme preparation for one-bath process of deoxidizing, polishing and dyeing comprises the following components by weight percent: 5-40 percent of deoxyenzyme, 20-80 percent of neutral cellulose, 1-20 percent of non-ionic surface active agent, 0.2-5 percent of sodium benzoate, 0.2-3 percent of citric acid, 0.2-5 percent of sodium citrate and the balance of deionized water. The enzyme preparation for one-bath process of deoxidizing, polishing and dyeing can be used for dyeing and processing cotton fabrics and achieve the aim of combining three steps of deoxidizing, polishing and dyeing into a whole.

The invention relates to a herbal antiseptic containing chitosan. The antiseptic comprises the following components in percentage by weight: 0.05% of essence, 0.5% of CO-400, 3% of kathon, 0.02% of chitosan, 0.3% of critic acid, 0.5% of sodium citrate, 25% of deloncide, 0.5% of honeysuckle flower extract, 0.5% of sophora flavescens extract, 1.5% of glycerin, and the balance being purified water, and the antiseptic is prepared by evenly mixing the components mentioned above. The herbal antiseptic has the advantages that: (1) the antiseptic solution has a weak acidic property, and the pH value of the solution is in a range of 4 to 7; (2) the antiseptic has a prominent and long-lasting inhibiting effect on bacteria and fungi, the candida albicans inhibiting rate is more than or equal to 90%, the staphylococcus aureus inhibiting rate is more than or equal to 90%, and the colibacillus inhibiting rate is more than or equal to 90%; (3) the antiseptic has a stable property, and does not disintegrate or change color.

The invention relates to a production method for adsorbing a human complex from plasma by a fixed bed column chromatography technique, which comprises the following steps: (1) cryoprecipitation plasma removal: filtering by using a cellulose deep filter plate which is cleaned by an EDTA (ethylene diamine tetraacetic acid) solution and a sodium citrate solution; (2) filtering the plasma subjected to deep filtration through a 0.2 mu m filter element membrane while fixed bed loading; (3) balancing 2-5 column volumes in a fixed bed chromatographic column filled with anion exchange gel Capto DEAE by using a buffer solution A at the plasma loading flow rate of 60-120 cm/hour, washing the chromatographic column with a buffer solution B, and eluting the chromatographic column with a buffer solution C to obtain a PCC (prothrombin complex concentrate) product. When the calculation is based on coagulation factor IX, the yield of the PCC can reach 75-90%, and the specific activity can reach 5.5 IU/mg above.

The invention provides a mulberry fruit cake which is characterized by being prepared from the following raw materials by weight percent: 20-30% of mulberry juice, 30-50% of white granulated sugar, 1-4% of pectin, 15-35% of starch syrup, 1-3% of citric acid, 0.1-0.3% of sodium citrate and 0.05-0.1% of sodium tripolyphosphate. The mulberry fruit cake is a mulberry food between jelly and soft sweet, is smooth in appearance, fine and smooth in mouth feeling and high in resilience, and effectively maintains the nutrient compositions of mulberry.

The invention provides a method for preparing a noble metal self-organized colloidal crystal, which relates to a method for preparing a colloidal crystal. The method solves the problems that a traditional template method for preparing a self-organizing colloidal crystal is difficult in preparing a three-dimensional superlattice and a solvent evaporation method is difficult to be controlled. The method comprises the steps of: adding HAuCl4 solution, AgNO3 solution and sodium citrate solution to water; mixing uniformly; adding the mixed solution to water subject to reflux for 10min-15min; reacting for 1h-1.5h; centrifugalizing and washing reaction products to obtain noble metal nano-particles; adding solvent to the noble metal nano-particles, performing ultrasonic processing to obtain a noble metal colloid suspension; placing a clean substrate vertically in the noble metal colloid suspension, and volatilizing the solvent to obtain the noble metal self-organized colloidal crystal. The noble metal self-organized colloidal crystal has a three-dimensional superlattice structure in a regular bar pattern, is easy to control, and can be used for enhancing polarization Raman.

It is to provide a pharmaceutical composition which is different from an existing therapeutic agent of an adult disease, of a biochemical reaction-inhibiting type, and which action mechanism is to improve the basal metabolism, wherein the composition has no side effects, and does not generate drug resistance against adult disease; and a method for preventing/treating an adult disease by using the same. It is to provide a composition for preventing/ameliorating an adult disease such as metabolic syndrome, diabetes, hyperlipidemia, hypertension, impaired liver function, renal failure, adiposity, erectile dysfunction, menopausal disorder, shoulder discomfort, and low back pain, comprising 5-aminolevulinic acid (ALA), its derivative, or salt thereof, preferably comprising ALA, its derivative, or salt thereof, and an iron compound such as sodium ferrous citrate, iron sodium citrate and iron ammonium citrate; a food or food material for preventing/ameliorating an adult disease comprising the composition; and a method for using the composition for preparing an agent for preventing/ameliorating an adult disease.