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Product Name: Alpha Lipoic Acid
CAS No.: 1077-28-7
Standard: USP28
GMP Approved
Alpha Lipoic Acid (dl-Thioctic Acid)
Features:
1) Use: medicine of Vitamin, Acute and chronic hepatitis, cirrhosis, hepatic coma, fatty
liver
2) Character: slightly yellow crystal or powder; almost odorless, it dissolves difficultly
in water, but easily in alcohol, ether, and chloroform
3) Notification: should be stored in ventilated and dry storehouses. It must be noted
that the product guards against damp and keeps in dark place
4) Appearance: slightly yellow crystal powder, almost odorless
5) Identification: lead Acetate test and UV method IR: positive
6) Solubility (in NaOH): clear and pale yellow
7) Melting point: 60 ~ 62oC
8) Heavy metals: 10ppm max.
9) Loss on drying: 0.50% max.
10) Chloride: 0.07% max.
11) Residue on ignition: 0.10% max.
Related substance by HPLC:
1) 6.8-Epitrithlooctanolic acid(EPI): 0.20% max.
2) Single impurity: 0.10% max.
3) Total imurities: 0.50% max.
4) Residual slovene by GC
5) Hexamethylene: 500ppm max.
6) Ethyl acetate: 250ppm max.
7) Toluene: 20ppm max.
8) Total aerobes counts: 1,000CFU/g
9) Moulds and Yeasts: 100CFU/g
10) E.coli/Salmonella: absence/g
11) Staphylococcus aureate: absence/g
12) Assay: 99%-101%
Packing:
5kg or 25kg/cardboard buckets lined with polyethylene bag inside
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