1. Heparin was originally extracted from the liver, and is now mostly extracted from the intestinal mucosa of pigs, sheep, cattle and other animals, and can be extracted from the lungs and liver. Put the fresh intestinal mucosa into the reaction pot, add sodium chloride at 3%, and adjust the pH to 9.5 with 40% sodium hydroxide. Gradually heat up to 60-65 ° C within half an hour, continue to hold heat and stir for 2h, then heat up to 95 ° C, maintain for 10min, cool to below 50 ° C and filter.
Contact Now
Sodium gluconate is a type of natural matter, chemical components C6H11NaO7, in the enterprise is very extensively used, sodium gluconate can be used in construction, fabric printing and dyeing and metallic floor cure and water remedy industries as environment friendly chelating agent, metal floor cleansing agent, glass bottle cleansing agent, electroplating industrial aluminum oxide coloring, in the concrete enterprise as a excessive effectivity
Contact Now
Sodium hyaluronate, chemical system (C14H20NO11Na)n, is an inherent thing of the human body, is a glucuronic acid, no particular species, it is extensively current in placenta, amniotic fluid, lens, articular cartilage, pores and skin dermis and different tissues and organs. It is disbursed in the cytoplasm and interstitium, which lubricates and nourishes the cells contained in it and the cell organs themselves.It additionally presents a microenvironment for cellphone metabolism.
Contact Now
Sulfadiazine is an organic compound with a molecular formula of C10H10N4O2S, white or off-white crystals or powders, odorless, tasteless, and gradually darkened when exposed to light. Almost insoluble in water, soluble in boiling water (1:60), slightly soluble in ethanol and acetone, insoluble in chloroform and ether, soluble in dilute hydrochloric acid, sodium hydroxide solution or ammonia solution. Melting point 252~256 °C (simultaneous decomposition). Its sodium salt is white crystalline powder, odorless, slightly bitter taste. Gradient brownish upon light.
Contact Now
Storage Conditions/Storage methods:Seal away from light and store in a cool place.Stability related:Other information:1. Properties: White or white powder. Almost odorless, tasteless and hygroscopic.2. Solubility: soluble in water and salt water, insoluble in ethanol, acetone, benzene, chloroform and ether. The pH of 1% aqueous solution is 6.0~7.5.Heparin was originally extracted from the liver, and is now mostly extracted from the intestinal mucosa of pigs, sheep, cattle and other animals, and can be extracted from the lungs and liver.
Contact Now
Sodium gluconate is a kind of organic matter, chemical formula C6H11NaO7, in the industry is very widely used, sodium gluconate can be used in construction, textile printing and dyeing and metal surface treatment and water treatment industries as efficient chelating agent, steel surface cleaning agent, glass bottle cleaning agent, electroplating industrial aluminum oxide coloring, in the concrete industry as a high efficiency retarding agent, high efficiency water reducing agent.Used as a cleaning agent for steel surface:Steel surface such as the need for plating bowl, chromium plating, tin pl
Contact Now
Sulfadiazine is an natural compound with a molecular formulation of C10H10N4O2S, white or off-white crystals or powders, odorless, tasteless, and step by step darkened when uncovered to light. Almost insoluble in water, soluble in boiling water (1:60), barely soluble in ethanol and acetone, insoluble in chloroform and ether, soluble in dilute hydrochloric acid, sodium hydroxide answer or ammonia solution. Melting factor 252~256 °C (simultaneous decomposition).
Contact Now
Sodium hyaluronate, chemical formula (C14H20NO11Na)n, is an inherent component of the human body, is a glucuronic acid, no specific species, it is widely present in placenta, amniotic fluid, lens, articular cartilage, skin dermis and other tissues and organs. It is distributed in the cytoplasm and interstitium, which lubricates and nourishes the cells contained in it and the cellular organs themselves.It also provides a microenvironment for cell metabolism.
Contact Now
Glycine (Gly), additionally regarded as glycine, is a non-essential amino acid with the system C2H5NO2. Glycine is a constituent amino acid of the endogenous antioxidant decreased glutathione, which is regularly supplemented exogenously in the course of extreme stress in the body, and is occasionally known as a semi-essential amino acid. [1] Glycine is one of the easiest amino acids. [4]Solid glycine is a white to off-white crystalline powder, odorless, non-toxic [2].
Contact Now
L-alanine is an organic compound with the formula C3H7NO2, is a colorless to white crystalline powder, soluble in water, ethanol, insoluble in ether and acetone. It is mainly used in biochemical research, tissue culture, liver function determination, flavor enhancer, can increase the seasoning effect of condiments, and can also be used as a sour taste correction agent to improve the sour taste of organic acids.Physical data1. Properties: colorless orthorhombic crystal or crystalline powder.2. Density (g/mL, 25/4°C): 1.4323. Relative vapor density (g/mL, air = 1): not determined4.
Contact Now
2,3,4,5-TETRAFLUORBENZOYLCHLORID2,3,4,5-TETRAFLUOROBENZOYL CHLORIDEBenzoyl chloride, 2,3,4,5-tetrafluoro- (9CI)2,3,4,5-Tetrafluorobenzoyl2,3,4,5-Tetrafluorobenzoyl chloride 98%2,3,4,5-TETRAFLUOROBEZOYL CHLORIDE2,3,4,5-Tetrafluorobenzoylchloride98%94-24-62,3,4,5-Tetrafluorobenzoic acid chlorideBoiling point 65-66 °C 10mmDensity: 1.58 g/mL at 25 °C(lit.)Refractive index n20/D 1.4787(lit.)Flash point 194 °FSpecific gravity 1.580Sensitivity: Moisture sensitivityBRN5266860InChIKeyXWCKIXLTBNGIHV-UHFFFAOYSA-NCAS DataBase Reference94695-48-4
Contact Now
Appearance: Colorless liquid. The boiling point is 189 °C, the relative density is 1.073 (25/4 °C), the refractive index is 1.4494, and the flash point is 76 °C. Soluble in organic solvents, insoluble in water.Melting point -52 °cBoiling Point: 189 °C(lit.)Density 1.075 g/mL at 20 °CVapor pressure 4.2hPa at 25°CRefractive index n20/D 1.449(lit.)Flash point 169 °FStorage conditions RefrigeratorMorphological liquidThe color is transparentWater solubility: 0.5-1.0 g/100 mL at 20 ºCBRN2506Stability is unstable. Sensitivity to light. MEHQ of about 100 ppm can be used as a stabilizer.
Contact Now
Chinese Name: Trogliptin succinateChinese aliases: trogliptin 2CAS No:1029877-94-8Molecular Formula: C22H26FN5O6Appearance white to beige solidUses: Using DPP-4 taken from Caco-2 cells as a material, the IC50 of trogliptin was measured to be 5.4nmol/L; Using the plasma DPP-4 of humans, dogs and rats as materials, the IC50s of tradagliptin were measured to be 4.2 nmol/L, 6.2 nmol/L and 9.7 nmol/L, respectively.
Contact Now
Appearance: yellow or orange-yellow crystalline powder; Odorless and tasteless; It is easy to decompose when exposed to lightMelting point 49-51 °cBoiling Point: 715.32°C (rough estimate)Density0.9145 (rough estimate)refractive index: 1.4760 (estimate)Storage conditions: −20°CSolubility is easily soluble in chloroform.Morphological neatColor: light orange to dark orangeSensitive to photosMerck9843BRN1900141Stable but may be sensitive to light or heat. Store at -20°C protected from light.
Contact Now
Hydrazine hydrate, additionally recognised as hydrazine hydrate, is a colorless and obvious oily liquid with a mild ammonia smell, smoke in humid air, and is exceedingly alkaline and hygroscopic.
Contact Now
melting point:248 °C (decomp)Density1.3175 (rough estimate)refractive index1.5630 (estimate)Storage conditionsKeep in dark place,Inert atmosphere,Room temperatureSolubility DMSO : 6 mg/mL (19.95 mM)InChIInChI=1S/C12H17N4OS.
Contact Now
Chinese name: citric acidChinese synonyms citric acid / citric acid; Citric anhydride; Citrate, anhydrous; Citric acid standards; Citric acid, ACS grade; Citric acid anhydrous, water-contained; Citric acid, anhydrous, ACS grade; Anhydrous citric acid standardEnglish identify CitricacidEnglish synonyms BETZ6251; BETZ0623; BORICACID-POTASSIUMCHLORIDE-SODIUMHYDROXIDEBUFFER; BUFFERCONCENTRATE,PH7.00; BUFFERCONCENTRATE,PH8.00; BUFFERCONCENTRATE,PH9.00; BUFFERCONCENTRATE,PHOSPHATE/SODIUMHYDROXIDE; BUFFERCONCENTRATE,POTASSIUMCHLORIDE/SODIUMHYDROXIDECAS wide variety 77-92-9The mole
Contact Now
Chinese identify thiopronin Chinese synonymous N-(2-mercaptopropionyl)-glycine; Thiopron; Tiopronin; N-(2-Mercaptopropionyl)glycine; mercaptopropionylglycine; Thiopronin impurities; (±)-N-(2-mercapto-1-oxopropyl)glycine; TIOPRONIN English identify Tiopronin English synonym A-MERCAPTOPROPIONYL GLYCINE; ALPHA-MERCAPTO PROPIONYL GLYCINE; LABOTEST-BB LT00451995; TIOPRONIN; N-(2-MERCAPTOPROPIONYL)GLYCINE; TOPRONIN; (2-Mercaptopropionamido)acetic acid; (2-Mercaptopropionyl)glycineCAS1953-02-2Molecular system C5H9NO3S molecular weight 163.19EINECS217-778-4 associate
Contact Now
Hydrazine hydrate, also known as hydrazine hydrate, is a colorless and transparent oily liquid with a light ammonia smell, smoke in humid air, and is highly alkaline and hygroscopic.
Contact Now
An natural compound, colorless obvious liquid with a relative density of 0.971, soluble in natural solvents such as alcohols, ethers and ethyl acetate.
Contact Now
Pharmacology and toxicologyWhen the plasma awareness exceeds 5 μg·mL-1, convulsions can occur, and at low doses, it can promote the outflow of K+ in myocardial cells, minimize the auto-discipline of the myocardium, and have anti-ventricular arrhythmic effect; At therapeutic doses, there is no full-size impact on the electrical endeavor of cardiomyocytes, atrioventricular conduction and contraction of myocardium; Further enlarge in blood awareness can reason slowing of cardiac conduction velocity, atrioventricular block,
Contact Now
Psicose is labeled as hexose and ketose, and is the differential isomer of D-fructose carbon role three IUPAC title (3R,4R,5R)-1,3,4,5, 6-Pentahydroxyhexan-2-one. It has the distinctive characteristic of regulating blood sugar and different recommended to human health, and is evaluated as the most attainable sucrose replacement through the US Food Navigation network.
Contact Now
Rare earth chitosamine chelated saltsRare earth chitosamine integration salts are special compounds that are composed of rare earth elements and chitosamine formed integrators. In chemistry, integration refers to the combination of one or more coordination groups (usually dominated by oxygen and ammonia atoms) with metal ions to form a stable complex.
Contact Now