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Products > lead ashes > Hangzhou Dingyan Chem Co., Ltd | Similar Products
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Dimethyl Sulfoxide CAS 88-58-4

Dimethyl Sulfoxide CAS 88-58-4
Items Standard Appearance White to grey powder Melting point ≥212℃ Purity ≥99% Ash ≤0.3% Volatile matter ≤0.5% FQA: Q1 Can i get some samples A1 Yes, we can supply the free sample, but the ...

MAGNESIUM ALGINATE Cas 37251-44-8

MAGNESIUM ALGINATE Cas 37251-44-8
Items Standard Particle Size 60Mesh through ≥ 99.0% Color Pale yellow Viscosity (mPa ·s)： (25 ℃,7.5% distilled water solution) 1000-1800 Loss On Drying (%) ≤19.0 PH Value 6.0-9.5 Mg ...

Cas 738-70-5 Trimethoprim

Cas 738-70-5 Trimethoprim
Items Standard Appearance A white or yellowish-white powder Solubility Very slightly soluble in water, slightly soluble in alcohol, practically insoluble in ether Melting point ...

Cas 50-01-1 Guanidine Hydrochloride

Cas 50-01-1 Guanidine Hydrochloride
Items Standard APPEARANCE WHITE CRYSTAL CONTENT ≥99.5% NH4CI ≤0.05% WATER-INSOLUBLE MATTER ≤0.02% WATER CONTENT ≤0.3% Ash ≤0.02% SOLUBILITYTEST(IN WATER) PASSES TEST M.P 183-188 ℃ ...

Cas 9050-93-5 SODIUM CARBOXYMETHYL BETA-GLUCAN

Cas 9050-93-5 SODIUM CARBOXYMETHYL BETA-GLUCAN
Items Standard Content ≥90% Appearance Off white powder Odor Characteristic Taste Characteristic Partical Size 100%Through 80 Mesh Loss on Drying ≤5.0% Ash Content ≤5.0% ...

CAS125-20-2 Thymolphthalein

CAS125-20-2 Thymolphthalein
Name (Content and Impurity Content%) Standard Melting point °C 251-255 Appearance White or slightly yellow needle-like crystals PH color gamut 9.3 (colorless) - 10.5 (blue) Ash residue ...

Cas 59-87-0 Nitrofurazone

Cas 59-87-0 Nitrofurazone
Items Standard Appearance A yellow or brownish-yellow Crystalline powder Identification Complies PH 5.0~7.0 Related substances 5-nitro-2-furfuraldizine≤0.5% Individual impurity ≤0.5% ...

Cas 1185-53-1 TRIS Hydrochloride

Cas 1185-53-1 TRIS Hydrochloride
Items Standard Appearance white crystal solubility(40%aqueous) Clear,colorless solution Content 99.5-101% Melting point 168.0-172.0℃ Insolubles ≤0.005% ASH ≤0.05% Heavy metals ≤5PPM ...

Cas 593-85-1 Guanidine Carbonate Raw Powder Wholesale Purity Degree 99%

Cas 593-85-1 Guanidine Carbonate Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance White crystal Assay 99.00%min Water-insoluble matter 0.2%max Water content 0.3%max Ash 0.2%max FQA: Q1 Can i get some samples A1 Yes, we can supply the free ...

6-Aminocaproic Acid CAS 60-32-2 Raw Powder Wholesale Purity Degree 99%

6-Aminocaproic Acid CAS 60-32-2 Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance White crystalline powder Identification IR Corresponds to the standard Melting point 204~207℃ Appearance of solution Colorless and clear UV absorbance A a1≤0.10 ...

Cas 471-53-4 18-Glycyrrhetinic Acid

Cas 471-53-4 18-Glycyrrhetinic Acid
Items Standard Appearance White or almost white crystalline powder Infrared absorption Conforms Thin-Layer Chromatography Conforms Color reaction Pink colour Appearance of solution Clear ...

Raw Powder Wholesale Purity Degree 99% CAS 1185-53-1 TRIS Hydrochloride

Raw Powder Wholesale Purity Degree 99% CAS 1185-53-1 TRIS Hydrochloride
Items Standard Appearance white crystal solubility(40%aqueous) Clear,colorless solution Content 99.5-101% Melting point 168.0-172.0℃ Insolubles ≤0.005% ASH ≤0.05% Heavy metals ≤5PPM ...

Cas 3650-09-7 Carnosic Acid Raw Powder Wholesale Purity Degree 99%

Cas 3650-09-7 Carnosic Acid Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance Brown powder Assay ≥80.0% Particle size 95% pass 80 mesh Loss on drying ≤3.0% Ash ≤1.0% Heavy metal ≤10PPM Arsenic ≤1PPM Lead ≤5PPM Mercury ≤0.1PPM ...

Hydroxyethyl Cellulose CAS 9004-62-0 ISO Certified Reference Material Purity Degree 99%

Hydroxyethyl Cellulose CAS 9004-62-0 ISO Certified Reference Material Purity Degree 99%
Items Standard Appearance White powder Molar substitution degree M.S.:1.8-2.1 water content ＜ 5% Hydration time 4-25minutes PH 6-8.5 Water insoluble substances ＜ 0.5% ash content ＜ ...

Raw Powder Wholesale Purity Degree 98% CAS 446-72-0 Genistein

Raw Powder Wholesale Purity Degree 98% CAS 446-72-0 Genistein
Items Standard Appearance Pale yellow fine powder Odor Odorless Identification IR spectrum Assay(HPLC) 98.00%min Loss on Drying 1.00% max Ash 0.2% max Melting point 297-298 ℃ Heavy ...

Raw Powder Wholesale Purity Degree 99% CAS 6363-53-7 D-(+)-Maltose Monohydrate

Raw Powder Wholesale Purity Degree 99% CAS 6363-53-7 D-(+)-Maltose Monohydrate
Test Specifications Appearance Whiteoralmostwhite Identification Positive pH 4.5~6.5 Sulfated Ash 0.1%Max Residueonignition 0.1%Max Lead 4ppmMax Arsenic 1ppmMax Heavymetals 4ppmMax ...

GMP Factory Direct Purity Degree 99% CAS 128-37-0 Butylated Hydroxytoluene

GMP Factory Direct Purity Degree 99% CAS 128-37-0 Butylated Hydroxytoluene
Items Standard Appearance White crystal Purity ≥ 99.9% Initial melting point ≥ 69 ℃ Free cresol ≤ 0.02% Moisture ≤ 0.1% Ash content ≤ 0.005% Sulfate （ as SO4 ） ≤ 20ppm Heavy metal （ ...

Sulfolane GMP Factory Direct Purity Degree 99% CAS126-33-0

Sulfolane GMP Factory Direct Purity Degree 99% CAS126-33-0
Items Standard Appearance Colorless to light yellow transparent liquid Density (30 ℃) g/cm3 1.260-1.270 Distillation range: 5% (volume fraction) distillation temperature, ℃ ≥282 Distillation ...

ISO Certified Reference Material Purity Degree 99% CAS 2240-22-4 Benazol P

ISO Certified Reference Material Purity Degree 99% CAS 2240-22-4 Benazol P
Items Standard Appearance Light yellow crystal or white powder Purity 99%min Light transmittance 440nm ： 97%min 500nm ： 98%min Volatile matter 0.5%max ash content 0.1%max melting point ...

Nitrofurazone ISO Certified Reference Material Purity Degree 99% CAS 59-87-0

Nitrofurazone ISO Certified Reference Material Purity Degree 99% CAS 59-87-0
Items Standard Appearance A yellow or brownish-yellow Crystalline powder Identification Complies PH 5.0~7.0 Related substances 5-nitro-2-furfuraldizine≤0.5% Individual impurity ≤0.5% ...
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