Hematoporphyrin cas no 14459-29-1
Hematoporphyrin cas no 14459-29-1 Chemical Name: HEMATOPORPHYRIN CAS No.: 14459-29-1 Molecular Fomula: C34H38N4O6 Molecular weight: 598.69 Appearance: Black crystalline powder Assay：98%min Chemical Structure: HEMATOPORPHYRIN Typical Properties Item Specifications Appearance Black crystalline powder Protein 98% Solubility Almost insoluble in water and dilute acid Loss on Drying ≤5.0% ( Fe) Iron Ingredient ≥2700 Heavy Metal Pb ≤0.5mg/kg As ≤0.5mg/kg […]
succimer cas 304-55-2
succimer cas 304-55-2 Chemical Name:Succimer CAS No.: 304-55-2 Molecular Formula: C4H6O4S2 Molecular Weight:182.22 MolecularStructure: Appearance:White to off-white crystalline powder SuccimerTypical Properties Item Result Appearance White to off-white crystalline powder Assay ≥98.5% pH value 2.5-3.0 Loss on drying ≤1.0% Heavy metals ≤0.001% Related Substances ≤1.5% Solvent residue Methanol: ≤0.3%Ethanol: ≤0.5% Microbial Limits Should be meet […]
ISOPRINOSINE CAS 36703-88-5
ISOPRINOSINE CAS 36703-88-5 Chemical Name: ISOPRINOSINE CAS No.: 36703-88-5 Molecular Fomula: C52H78N10O17 Chemical Structure: Molecular weight: 1115.23 Appearance: White or almost white crystalline powder ; odorless ISOPRINOSINE Typical Properties Item Specification APPEARANCE White or almost white crystalline powder ; odorless Acidity 6.0-7.0 Water NMT 0.5% Residue on ignition NMT 0.1% Heavy metals NMT 10ppm Pb NMT […]
Oil drilling grade CAS 11138-66-2
Product Name:Oil drilling grade CAS No.: 11138-66-2 General information: Oil drilling grade is a kind of hydrophilic biological high-fraction polysaccharide obtained from corn starch, fermented by Xanthomonas bacterium, extracted, dried and crushed into finished products. Because of its superior thickening and stabilizing effects, shear resistance and unique pseudoplastic rheological properties, it is widely used in […]
Sodium thiosulfate pentahydrate CAS 10102-17-7
Product Name: Sodium thiosulfate pentahydrate Standard: HG/T 2328-2006(Industrial Grade). Cas No.: 10102-17-7 Molecular Formula: Na2S2O3·5H2O Molecular Structure: Specification: Appearance Colorless transparent monoclinic crystal Content ≥99.0% Water insoluble ≤0.02% Sulphide ≤0.002% Fe ≤0.002% NaCl ≤0.20% pH value 6.5~9.5 Usage: Used as a dechlorinating agent after bleaching paper pulp and cotton fabrics. Used as analytical reagent, mordant […]
diethoxyethyl succinate cas 26962-29-8
diethoxyethyl succinate cas 26962-29-8 Chemical Name: Diethoxyethyl succinate CAS No.: 26962-29-8 Molecular Formula: C10H18O6 Molecular Weight:234.24632 Molecular Structure: Appearance: Liquid Diethoxyethyl succinate Typical Properties Item Specification Appearance Colorless transparent liquid Odor Slight characteristic odor Acidity(mg KOH/g) 0.3 max Specific gravity(20℃, g/cm3) 1.060-1.080 Refractive index(20℃) 1.430-1.450 Diethoxyethyl succinate Usage It can be used in […]
hydroxychloroquine sulfate cas 747-36-4
hydroxychloroquine sulfate cas 747-36-4 Chemical Name: Hydroxychloroquine sulfate CAS No.: 747-36-4 Molecular Formula: C18H28ClN3O5S Molecular Weight: 433.95 MolecularStructure: Appearance: White or off- white crystaline powder Hydroxychloroquine sulfate Typical Properties Item Specifications Appearance White or off- white crystaline powder Identification UV,IR sulfate test Loss on drying ≤2.0% Related substances No spots ≥0.5% Total ≤2.0% […]
N-Acetyl-L-methionine cas 65-82-7
N-Acetyl-L-methionine cas 65-82-7 Chemical Name: N-Acetyl-L-methionine CAS No.:65-82-7 Molecular Formula: C7H12NO3S Molecular Weight:190.2406 Molecular Structure: Appearance:White crystals or crystalline powder N-Acetyl-L-methionine Typical Properties Test item Specification Appearance White crystals or crystalline powder Identification Meet the requirements Specific rotation [α] 20 -18.0°~ -22.0° State of solution ≥95.0% Heavy metals(Pb) ≤20ppm Arsenic(As2O3) ≤2ppm Other amino acids Chromatographically not […]
Hesperidin cas 520-26-3
Hesperidin cas 520-26-3 Chemical Name:Hesperidin CAS No.: 520-26-3 Molecular Formula: C28H34O15 Molecular Weight:610.56 Chemical Structure: Appearanc: Yellow powder Hesperidin Typical Properties Physical Chemical Data Color Yellow Organoleptic Conform Odour Characteristic Organoleptic Conform Appearance Fine Powder Organoleptic Conform Analytical Quality Hesperidin 95% HPLC 95.02% Sieve Analysis 80 mesh Eur.Ph.8.0. <2.1.4> Conform Loss on Drying ≤ 5% […]
adefovir cas 106941-25-7
adefovir cas 106941-25-7 Chemical Name: Adefovir CAS No.: 106941-25-7 Molecular Fomula:C8H12N5O4P Chemical Structure: Molecular Weight:273.19 Appearance:White powder Assay: 98.0% AdefovirTypical Properties Item Specifications Appearance White or slight White powder Identification Maximum absorption at 261 nm Loss on drying ≤1.0% Related substance Any other impurity ≤0.5% Total impurity ≤1.0% Assay ≥98.0% AdefovirUsage Mainly used to […]
calcium levulinate cas 591-64-0
calcium levulinate cas 591-64-0 Chemical Name:Calcium Levulinate CAS No.: 591-64-0 Molecular Formula: C10H14CaO6 Molecular Weight:270.29 MolecularStructure: Appearance:White Crystal Calcium Levulinate Typical Properties Loss on drying Not more than0.5% Sulphated ash Not more than 0.1% Endotoxin Not more than 0.5EU/mg Total plate count Not more than 100cfu/g Calcium Levulinate Usage Used as a nutrient to treat […]
Nisin CAS 1414-45-5
Nisin CAS 1414-45-5 Chemical Name: Nisin CAS No.: 1414-45-5 Molecular Formula: C143H230N42O37S7 Appearance: Light brown to white powder Molecular Weight: 108.14 Molecular Structure: Nisin Typical Properties Appearance Light brown to white powder Potency(IU/mg) ≥900 Loss on drying （%） ≤3.0 Sodium chloride (%) ≥50.0 Total plate count(CFU/g) ≤10 Nisin Usage Nisin is a preservative and inhibitor […]
tylvalosin tartrate cas 63428-13-7
tylvalosin tartrate cas 63428-13-7 Chemical Name:Tylvalosin Tartrate CAS No.: 63428-13-7 Molecular Formula: C57H93NO25 Molecular Weight:1192.34002 MolecularStructure: Appearance:White powder or pale white powder Tylvalosin Tartrate Typical Properties Appearance White powder or pale white powder. Easily soluble in methanol, soluble in water,acetone or chloroform, Slightly soluble in ethylacetate or ether,Almost insoluble in hexane. Purity (1)Ultraviolet Identification (2)Chemical […]
3-[[[(2s,4s)-4-mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]benzoic acid cas 202467-69-4
3-[[[(2s,4s)-4-mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]benzoic acid cas 202467-69-4 Chemical Name:3-[[[(2S,4S)-4-Mercapto-1-(4-nitrobenzyloxy)carbonyl-2-pyrrolidinyl]carbonyl]amino]benzoic acid CAS No.: 202467-69-4 Molecular Fomula:C20H19N3O7S Chemical Structure: Molecular Weight:445.45 Appearance:Off-White powder Assay: 98.0%min CAS 144025-03-6 Typical Properties Item Specifications Appearance White to off- white solid powder Content ≥98% MABA ≤0.5% MAcABA ≤0.5% Thiolactone ≤0.3% SCE-Disulfld ≤0.15% Other largrst single impurity ≤0.15% Total impurity ≤1.5% Ethyl Acetate ≤0.5% […]
Miconazole nitrate cas 22832-87-7
Miconazole nitrate cas 22832-87-7 CAS No.:22832-87-7 Molecular Formula:C18H15Cl4N3O4 Molecular Weight:479.14 Molecular Structure: Appearance:White or off withe powder Typical Properties Appearance White or off white powder Identification IR Similar to Standard UV Similar to Standard Appearance of Solution The solution is clear and not more intensely cloured than reference solution Y7 Related Substance Each impurity ≤0.25% […]