|
|
|
|
|
Product Name: Alpha Lipoic acid
CAS NO.: 62-46-4
Description:
|
Item |
Specification |
|
Description |
Yellowish crystalline powder |
|
Identification |
Positive |
|
Melting point |
60-62 celsius degree |
|
Solubility: |
Not soluble in warter, easy soluble in Ethanol, Methanol and other organic solvents. |
|
Related substances (HPLC) |
|
6,8-Epitrithioctanoic acid |
Not more than 0.1% |
|
Single unknown impurities |
Not more than 0.1% |
|
Total impurities |
Not more than 0.5% |
|
Loss on drying |
Not more than 0.2% |
|
Residue on ignition |
Not more than 0.1% |
|
Heavy metals |
Not more than 10ppm |
|
Assay(HPLC at 215nm) |
Not less than 99% |
|
Residual solvents (GC) |
|
Toluene |
Not more than 30ppm |
|
Ethyl actetate |
Not more than 250ppm |
|
Cyclohexane |
Not more than 1000ppm |
Microbiological |
|
Total aerobic counts |
Not more than 1000cfu/g |
|
Mould/Yeasts |
Not more than 100cfu/g |
|
E. Coli |
Negative |
|
Salmonella |
Negative | |
|
| |
| |
| |
| Other Products |
| |
|
|
|
|
