dl-leucine cas 328-39-2
dl-leucine cas 328-39-2 Chemical Name:DL-Leucine CAS No.: 328-39-2 Molecular Formula:C6H13NO2 Molecular Weight: 131.17 MolecularStructure: Appearance:White crystalline powder DL-LeucineTypical Properties Item Specifications Results Appearance White crystalline powder Conforms As ≤30ppm <30ppm Residue on ignition ≤0.1% 0.05% Heavy metal(Pb) ≤15ppm <15ppm Assay ≥99.0% 99.3% Loss on drying ≤0.30% 0.14% DL-LeucineUsage 1. Used as nutritional supplementandflavoring agent 2. […]
chondroitin sulfate a sodium salt cas 39455-18-0
chondroitin sulfate a sodium salt cas 39455-18-0 Chemical Name:Chondroitin sulfate A sodium salt CAS No.: 39455-18-0 Molecular Formula:(C14H19NO14SNa2)n Appearance:White to off-white powder Chondroitin sulfate A sodium saltTypical Properties Appearance(25℃) Light yellow oily liquid Appearance White to off-white powder Assay(dry base) NLT90% (CPC) Loss on drying Less than10% Protein NMT6.0% Heavy Metal NMT20PPM PH (1%H2O solution) […]
Oxytetracycline CAS 79-57-2
Oxytetracycline CAS 79-57-2 Chemical Name: Oxytetracycline CAS No.: 79-57-2 Molecular Formula: C22H24N2O9 Molecular Structure: Molecular Weight: 460.43 Appearance: Yellow crystalline powder Typical Properties Item Specification Results APPEARANCE Yellow crystalline powder Yellow crystalline powder Identification Conformed to TLC Conformed PH value 4.5~7.5 5.6 Specific optical Rotation -203~-216 -209 Heavy metals ≤50ppm <20ppm Light absorbing Impurities A(430nm)<0.25A(490nm)<0.20 […]
D-Glucosamine hydrochloride CAS 66-84-2
D-Glucosamine hydrochloride CAS 66-84-2 Chemical Name: D-GLUCOSAMINE HCL; D-Glucosamine hydrochloride CAS No.: 66-84-2 Molecular Formula: C6H14ClNO5 Molecular Weight:215.63 Molecular Structure: Appearance: White crystal powder D-Glucosamine hydrochloride Typical Properties ITEM SPECIFICATION RESULT Appearance White crystal powder CONFORMS Identification A. Infrared Absorption B: It meets the requirements of the tests for chloride. C: The retention time of the […]
Retinaldehyde Cas 116-31-4
Retinaldehyde Cas 116-31-4 Chemical Name: Retinaldehyde; trans-Retinal; all trans-Retinal CAS No:116-31-4 Molecular Formula：C20H28O Molecular Weight：284.44 Molecular Structure: Appearance: Yellow to orange powder Assay: 98%min Retinaldehyde typical Properties Item Specifications Results Appearance Yellow to orange powder conforms Assay, % ≥ 98.0 99.17 Solubility (5mg/ml Acetonitrile ),% Yellow,clear conforms Retinaldehyde Usage 1.Wrinkle: promote collagen and hyaluronic acid […]
josamycin cas 16846-24-5
josamycin cas 16846-24-5 Chemical Name:JOSAMYCIN CAS No.:16846-24-5 Molecular Formula:C42H69NO15 Molecular Weight:827.99 MolecularStructure: Appearance:White or yellowish-white crystalline powder Assay:≥99% JOSAMYCIN Typical Properties Item Standard Appearance Whitetoalmostwhitecrystallinepowder Assay %(dry base) 99.0~100.0 Lose on drying (%) ≤1.0 Residue on Ignition ≤% 0.20 HeavyMetals ≤ppm 30 JOSAMYCIN Usage 1.It is mainly used for respiratory system, biliary tract infection, suppurative […]
Sulfanilamide Cas 63-74-1
Sulfanilamide Cas 63-74-1 Chemical Name: SULFANILAMIDE Synonyms: 4-Aminobenzenesulfonamide CAS No.: 63-74-1 Molecular Fomula:C6H8N2O2S Chemical Structure: Molecular weight: 172.2 Appearance:WHITE CRYSTALLINE GRANULE OR POWDE Assay: 99.0%min SULFANILAMIDETypical Properties DESCRIPTION WHITE CRYSTALLINE GRANULE OR POWDER CONFORMS DENTIFICATION B:The infrared absorption spectrum concordant with the spectrum of sulfanilamide CRS. Meets test B HEAVYMETALS ≤10PPM(Pb) ＜10PPM MELTING POINT 164.5-166.0℃ […]
Anthralin Cas 1143-38-0
Anthralin Cas 1143-38-0 Chemical Name: ANTHRALIN Synonyms: Dithranol; 1,8-Dihydroxyanthracen-9(10H)-one CAS No.:1143-38-0 Molecular Formula: C14H10O3 Molecular Weight:226.23 MolecularStructure: Appearance:Yellow or brow crystal or powder ANTHRALIN Typical Properties Item Specifications Characters Yellow or brow crystal or powder Solubility Dissolved in chloroform , slightly soluble in ethanol, almost insoluble in water, slightly soluble in glacial acetic acide MP […]
cis-1,4-dichloro-2-butene cas 1476-11-5
cis-1,4-dichloro-2-butene cas 1476-11-5 Chemical Name: cis-1,4-Dichloro-2-butene CAS No.:1476-11-5 Molecular Fomula:C4H6Cl2 Chemical Structure: Molecular weight:125 Appearance:colorless liquid Assay: 99%min cis-1,4-Dichloro-2-butenetypical Properties Item Standard Results Appearance Colorless or light yellow liquid Colorless or light yellow liquid Content ≧99.0% 99.6% What Is cis-1,4-Dichloro-2-butene? It is clear liquid with melting point -48 ° C, boiling point 152 ° C […]
Deoxycholic Acid CAS 83-44-3
Product Profile for Deoxycholic Acid (CAS Number: 83-44-3) Description Deoxycholic Acid is a naturally occurring bile acid found in the human body, commonly used in fat reduction treatments. It’s an active ingredient in injectable formulations for body contouring and facial treatments, targeting stubborn fat. With its ability to disrupt fat cell membranes, Deoxycholic Acid promotes […]
calcium pyruvate cas 52009-14-0
calcium pyruvate cas 52009-14-0 Chemical Name: Calcium pyruvate CAS No.: 52009-14-0 Molecular Fomula: C6H6CaO6 Chemical Structure: Molecular weight:214.19 Appearance:White Crystal powder Calcium pyruvate Typical Properties Item Standard Appearance White Crystal powder Assay(on a dry basis)% ≥98 Loss ondrying% ≤10.0 Calcium Ion% ≥15 Acidic Radical% ≥60 Heavy metalsmg/kg ≤10 Arsenicmg/kg ≤1 Leadmg/kg ≤2 Calcium pyruvate Usage […]
Pyrroloquinoline quinone CAS 72909-34-3
Description Pyrroloquinoline quinone (CAS 72909-34-3), widely known as PQQ, is a novel quinone compound that functions as a redox cofactor in some enzyme systems and exhibits powerful antioxidant activity. Although not classified as a vitamin, it’s considered a vital nutrient involved in cellular energy metabolism, particularly mitochondrial function. PQQ is highly sought after as a […]
molybdenum trioxide cas 1313-27-5
molybdenum trioxide cas 1313-27-5 Chemical Name: Molybdenum Trioxide CAS No.: 1313-27-5 Molecular Fomula: MoO3 Chemical Structure: Molecular weight:143.94 Appearance:Uniform and light gray without visible inclusions Assay: 99.9 % min Molybdenum Trioxidetypical Properties Item Specifications Appearance Uniform and light gray, no visible inclusions. MoO3, % 99.97 K, ppm 79 Na, ppm 3.9 Ca, ppm 3.4 Cu, […]
methyl 5-chloro-n-(methoxycarbonylmethyl)-3-sulfamoylthiophene-2- carboxylate cas 906522-87-0
methyl 5-chloro-n-(methoxycarbonylmethyl)-3-sulfamoylthiophene-2- carboxylate cas 906522-87-0 Chemical Name:Methyl 5-chloro-N-(methoxycarbonylmethyl)-3-sulfamoylthiophene-2- carboxylate CAS No.:906522-87-0 Molecular Formula: C9H10ClNO6S2 Molecular Weight:327.7618 MolecularStructure: Appearance:White to off white powder Methyl 5-chloro-N-(methoxycarbonylmethyl)-3-sulfamoylthiophene-2- carboxylate Typical Properties Item Standard Appearance Wheat to off white powder Assay 98% HPLC Loss on drying ≤1.0% Methyl 5-chloro-N-(methoxycarbonylmethyl)-3-sulfamoylthiophene-2- carboxylate Usage 1.Used as pharmaceutical intermediate 2.Used as pharmaceutical ingredient Methyl […]
Calamine CAS 8011-96-9
Calamine CAS 8011-96-9 Chemical Name: CALAMINE CAS No.: 8011-96-9 Molecular Fomula: Fe2O4Zn Chemical Structure: Molecular weight: 241.0776 Appearance: Light pink powder Typical Properties Item Specifications Calcium Qualified Water-soluble Qualified Chloride ≤0.07% Sulphate ≤0.6% Alcohol-soluble dye Qualified Matter insoluble in acid ≤1.0% Water-soluble dye Qualified Residue on ignition 68-74% What Is CALAMINEL? It is a rhombohedritein […]