R(+)thioctic acid
Molecular formula： C8H14O2S2
Molecular weight ： 206.33
CAS： [1200-22-2]
Structural formula：
Cautions： Sealed, stored in dry, cool, airiness and dark place(<30℃）.
Uses： vitamin drug, its performance is better than thioctic acid.
Packing： 5kg/25kg in PE bag and kraft bag lined carton . .
Item |
Value |
Property |
A pale yellow crystal with a characteristic odor,tasteless |
identification |
Meets the requirements |
Melting point |
46~49℃ |
hexamethylene |
0.388% Max |
optical rotation |
+100°~+120° |
Loss on dry |
0.5% Max |
residue on ignition |
0.1% Max |
Heavy metals |
10ppm Max |
microorganism number |
1,000 per/g Max |
mould & yeast |
100 per/g Max |
colon bacillus |
Negative |
salmonella |
Negative |
Assay |
99.00% Min( by HPLC) |
|
