Alpha Lipoic Acid (S) CAS 1077-28-7

Price Range: FOB 90-120 USD/KG; Update:2022/4/1

1. Alpha Lipoic Acid (S) characteristics

Synonyms: Alpha Lipoic Acid(S); α-Lipoic acid; Thioctic acid

CAS No.: 1077-28-7

Formula: C8H14O2S2

Weight: 149.15 g/mol


Package: 25KG/drum;

HS Code: 2934999099

Certificate: ISO/Kosher/Halal

Type: Powder, Granular/ Particle

Grade: Food grade/pharmaceutical grade


2. Alpha Lipoic Acid (S) specification

We supply pharmaceutical/food grade alpha lipoic acid(s) powder and granular, used in food, nutrient supplements, and drug. Check the alpha lipoic acid powder specification below.


Item Specification
Assay 99%-101%
Appearance Fine crystal powder
Color Slight yellow to yellow
Identification Positive
Particle size 100% pass 40 mesh
Melting point 60-62℃
Specific rotation -1.0°~+1.0°
Loss on drying ≤0.2%
Residue on ignition ≤0.1%
Heavy metals ≤10ppm
Arsenic ≤1ppm
Mercury ≤0.1ppm
Cadmium ≤1ppm
Lead ≤3ppm
Single impurity ≤0.1%
Total impurities ≤2.0%
Limit of polymer content Confirms
Solvent residual Meet USP standard
Total plate count ≤1000 cfu/g
Yeast & Mold 100 cfu/g
E. Coli Negative
Salmonella sp. Negative
Staph aureus Negative


3. Documents- Alpha Lipoic Acid(S)


Alpha lipoic acid (S) powder COA



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