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ISO Certified Reference Material Purity Degree 99% CAS No. 7512-17-6 N-Acetyl-α -D-Glucosamine
[May 11, 2023]
Product Description Items Standard Result Appearance White powder Complies Assay (On dry basis) 98.0 ~ 102.0% 99.42% Specific Rotation 39°- 43° 40.58° ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Purity Degree 99% CAS No. 489-32-7 Icariin
[May 08, 2023]
Product Description Items Standard Result Appearance Brown powder Complies Icariin ≥10.0% 10.2% Loss on drying ≤5.0% 2.21% Ash ≤5.0% 1.34% Heavy ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price 2, 5-Dichloropyridine-3-Carbonyl Chloride Purity Degree 99% CAS No. 78686-87-0
[May 08, 2023]
Product Description Items Standard Result Appearance Alike white or light Yellow powder light Yellow powder Content 99.0-101.0% 99.16% Melting ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Daily Raw Material Medicine Sodium Hyaluronate Purity Degree 99% CAS No. 9067-32-7
[May 08, 2023]
Product Description Test Items Standard Result Appearance White powder White powder Hyaluronic Acid ≥94% 96.88% Glucuronic acid ≥43% 46.8% Molecular ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Starch Purity Degree 99% CAS No. 9005-25-8
[May 08, 2023]
Product Description Items Standard Result Appearance White powder Complies Identification A water slurry of it is colored orange-red to deep blue. Complies ...
Company: Hangzhou Dingyan Chem Co., Ltd.
ISO Certified Reference Material α -Cyclodextrin Purity Degree 99% CAS No. 10016-20-3
[May 05, 2023]
Product Description Items Standard Result Appearance White Powder White Powder Content ≥98% 99.2% Moisture ≤11% 9.5% Residue on Sugars ≤0.1% 0.02% Specific ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical 472-15-1 Chemical Purity Degree 99% CAS No. 472-15-1
[May 04, 2023]
Product Description Items Standard Result Appearance Off-white to White fine powder Conform Identification Positive Positive Loss on ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Quercetin Dihydrate Purity Degree 99% CAS No. 6151-25-3
[May 04, 2023]
Product Description Item Standard Result Appearance Identification Melting point Particle size Bulk density Tapped Density Heavy metals -Arsenic(As) -Lead ...
Company: Hangzhou Dingyan Chem Co., Ltd.
ISO Certified Reference Material Dimethyl Sulfone Purity Degree 99% CAS No. 67-71-0
[Apr 28, 2023]
Product Description Items Standard Result Test Method Assay >99.90% 99.95% USP32,page 1053(GC) DMSO Content ≤0.01% 0 USP32,page 1053(GC) Appearance White ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Mupirocin Purity Degree 99% CAS No. 12650-69-0
[Apr 28, 2023]
Product Description Items Standard Result Appearance White to off-white solid Complies Solubility Slightly soluble in water, freely soluble in acetone, in anhydrous ethanol and ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Taurine Purity Degree 99% CAS No. 107-35-7
[Apr 27, 2023]
Product Description Items Standard Result Appearance White crystalline powder Complies Assay 99.0%~101.0% 99.4% Loss on drying ≤0.5% 0.11% Residue on ...
Company: Hangzhou Dingyan Chem Co., Ltd.
ISO Certified Reference Material Stigmasterol Purity Degree 99% CAS No. 83-48-7
[Apr 27, 2023]
Items Standard Result Appearance White powder Complies Odor Slight peculiar smell Complies Brassicasterol 7.5% max 1.05% Campesterol --- 0.25% β-sitosterol 6% ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Hyaluronic Acid Purity Degree 99% CAS No. 9004-61-9
[Apr 26, 2023]
Product Description Items Standard Result Appearance White or almost white powder or granules Complies Infrared absorption Positive Complies Reaction of ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Daily Raw Material Medicine Allantoin Purity Degree 99% CAS No. 97-59-6
[Apr 23, 2023]
Product Description Items Standard Result APPEARANCE WHITE POWDER COMPLY ASSAY (%) 99 - 101% 99.17% MELTING POINT >225 ...
Company: Hangzhou Dingyan Chem Co., Ltd.
Factory Price Pharmaceutical Chemical Rosmarinic Acid Purity Degree 99% CAS No. 20283-92-5
[Apr 23, 2023]
Product Description Items Standard Result Appearance Pale Brown powder Complies ASH ≤3% 0.79% Loss On ...
Company: Hangzhou Dingyan Chem Co., Ltd.
