Beta-sitosterol Cas 83-46-5
Beta-sitosterol Cas 83-46-5 Chemical Name:beta-Sitosterol Synonyms: 24-Ethylcholest-5-en-3beta-ol; alpha-Dihydrofucosterol; 22,23-Dihydrostigmasterol; 24beta-Ethylcholesterol; 5-Stigmasten-3beta-ol CAS No.: 83-46-5 Molecular Formula: C29H50O Molecular Weight:414.71 MolecularStructure: Appearance:White powder beta-Sitosterol Typical Properties Appearance White powder β-Sitosterol ≥40% Campesterol ≥20% Stigmasterol ≥25% Content of total phytosterols ≥95% Loss on Drying ≤2.50% Particle size 100% pass 80 mesh Heavy Metal ≤10ppm beta-Sitosterol Usage 1. […]
baicalin cas 21967-41-9
baicalin cas 21967-41-9 Chemical Name: Baicalin CAS No.: 21967-41-9 Molecular Formula: C21H18O11 Molecular Weight:446.36 MolecularStructure: Appearance:Light yellow to tan powder BaicalinTypical Properties Item Specifications ation Be detected baicalin Moisture ≤5.0% Ignition residue ≤0.8% Heavy metal Not more than twenty millionths Content This product is on dry product containing baicalin (C21H18O11) notless than 85.0% BaicalinUsage 1.Used […]
Trimethoprim CAS 738-70-5
Trimethoprim CAS 738-70-5 Chemical Name: Trimethoprim/TMP CAS No.: 738-70-5 Molecular Formula: C14H18N4O3 Molecular Weight: 290.32 Molecular Structure: Appearance: White or yellowish-white powder Grade: BP2018 Trimethoprim Typical Properties Impurity K.(GC) ≦5ppm (2.2.28) Heavy metals ≦20ppm (2.4.8) Loss on drying ≦1.0% (2.2.32) Sulphated ash ≦0.1%(2.4.14) Assay % on dry basis 98.5%-101.0% (2.2.20) Trimethoprim Usage 1. Clinically used […]
rifamycin s cas 13553-79-2
rifamycin s cas 13553-79-2 Chemical Name:RIFAMYCIN S CAS No.: 13553-79-2 Molecular Formula: C37H45NO12 Molecular Weight: 695.76 MolecularStructure: Appearance: Orange Powder RIFAMYCIN STypical Properties Description A yellow to orange crystalline powder Solubility Freely soluble in acetone and insoluble in water Loss On Drying Not more than 3.0% Sulphated Not more than 1.0% Purity (by HPLC) Not […]
Bifonazole cas 60628-96-8
Bifonazole cas 60628-96-8 Chemical Name:Bifonazole CAS No.: 60628-96-8 Molecular Formula: C22H18N2 Molecular Weight: 310.39 Molecular Structure: Appearance: White or almost white crystalline powder Bifonazole Typical Properties Item Standard Appearance White or almost white crystalline powder Assay 98.0~100.5% Related substance MAX:2.0% total Impurity B≦1.5% Impurity C≦0.25% MAX:0.5% each Particle size 100%≦80mesh Loss on drying ≦0.5% Sulphated […]
tetrabenzyl pyrophosphate cas 990-91-0
tetrabenzyl pyrophosphate cas 990-91-0 Chemical Name:Tetrabenzyl pyrophosphate CAS No.: 990-91-0 Molecular Formula:C28H28O7P2 Molecular Weight:538.47 MolecularStructure: Appearance:White powder Tetrabenzyl pyrophosphateTypical Properties Appearance White powder M.p 63-66℃ Purity/HPLC ≥99% Water content ≤0.50% Heavy metals ≤10ppm Residue on ignition ≤0.1% w/w Tetrabenzyl pyrophosphateUsage 1. Acute bronchitis and mild pneumonia caused by Haemophilus influenzae, Streptococcus pneumoniae and other streptococcus […]
Enduracidin hydrochloride CAS 11115-82-5
Enduracidin hydrochloride CAS 11115-82-5 Chemical Name: ENDURACIDIN HYDROCHLORIDE CAS No.: 11115-82-5 Molecular Formula: C106H135Cl2N26O31R Molecular Weight: 2340.2677 Molecular Structure: Appearance: White or Yellow Powder Typical Properties Item Specifications Results Appearance Gray-brown to brown powder, special smell Gray-brown powder Identification In the 250-256nm wavelength range with minimal absorption. In the 269-275nm wavelength range of maximum absorption. The maximum absorption is at […]
poly(l-lactide) cas 33135-50-1
poly(l-lactide) cas 33135-50-1 Chemical Name:Poly(L-lactide) CAS No.: 33135-50-1 Molecular Formula:(C6H8O4)n Molecular Weight:144.12532 Molecular Structure: Appearance: White or yellow particles Poly(L-lactide) Typical Properties Intrinsic viscosity 0.3-5dl/g Viscosity average MW 1-100w Number average MW 1-100w Glass transition temp 60-65℃ Melting point(Tm) Tm=175-185℃ Residual monomer Max 1% Residual solvent Max 0.05% Heavy metals Max 10 ppm Density 1.20-1.30 g/cm3 […]
ichthOsulfOnate cas 8029-68-3
ichthOsulfOnate cas 8029-68-3 Chemical Name: ICHTHOSULFONATE; Ichthammol; ammonium lignosulfonate CAS No.:8029-68-3 Molecular Formula: CH4N2O2 Appearance: brownblack sticky liquid ICHTHOSULFONATE Typical Properties Item Specifications Appearance brownblack and sticky liquid oss on drying 50.0%Max residue on ignition 0.5%Max Limit for ammonium sulfate Not more than8.0% assay for ammonia Not less than2.5% assay for total sulfur Not less […]
etamsylate cas 2624-44-4
etamsylate cas 2624-44-4 Chemical Name:Etamsylate CAS No.: 2624-44-4 Molecular Formula: C10H17NO5S Molecular Weight:263.31 MolecularStructure: Appearance:White crystal EtamsylateTypical Properties pH 4.6 Loss on drying 0.10% Sulphated ash 0.06% Impurity A 0.00070% Unspecified impurities 0.079% Total mpurities 0.079% Assay test(on dried basis) 99.8% Criteria EP9.0 quality standard Etamsylate Usage 1. Used to enhance platelet function and reduce […]
voriconazole cas 137234-62-9
voriconazole cas 137234-62-9 Chemical Name:Voriconazole CAS No.: 137234-62-9 Molecular Formula: C16H14F3N5O Molecular Weight: 349.31 MolecularStructure: Appearance:White or almost white powder VoriconazoleTypical Properties Item Specifications Results Appearance White or almost white powder Almost white power Solubility Very slightly soluble in water;freely soluble in acetone and in methylene chloride Conform Identification A.Infrared Absorption spectrum is identical […]
sulfamethazine cas 57-68-1
sulfamethazine cas 57-68-1 Chemical Name:Sulfamethazine CAS No.: 57-68-1 Molecular Formula: C12H14N4O2S Molecular Weight:278.33 MolecularStructure: Appearance:White or almost white powder SulfamethazineTypical Properties Item Specifications Results Identification A：The infrared absorption spectrum; B:The chromatograms;D:The reaction of primary aromatic amines. Meets A、B and D examine Melting point About 197°C,with decomposition 197.5-198.5°C Description White or almost white powder or crystalline […]
calcium acetate cas 62-54-4
calcium acetate cas 62-54-4 Chemical Name:Calcium acetate CAS No.: 62-54-4 Molecular Formula: C4H6CaO4 Molecular Weight:158.17 MolecularStructure: Appearance:White powder Calcium acetateProperties Item Specifications Results Appearance White powder Conform Aqueous solution Clarified colorless Conform PH 6.3-9.6 8.54 H2O ≤7.0% 1.05% CL ≤0.05% 0.04% SO4 ≤0.06% ＜0.06% Heavy metal ≤0.0025% 0.0001% Lead ≤0.001% ＜0.001% Fluoride ≤0.005% ＜0.005% […]
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) […]