Alpha Lipoic

About Alpha Lipoic

Name:Alpha Lipoic
Synonyms:  DL-Thioctic acid; DL-alpha-Lipoic acid; DL-6,8-Dithiooctanoic acid; 5-(Dithiolan-3-yl)valeric acid
Molecular Formula C8H14O2S2
Molecular Weight 206.32
CAS Registry Number 1077-28-7
EINECS 214-071-2
Uses: Medicine of vitamin;Acute and chronic hepatitis, cirrhosis, hepatic coma, fatty liver, etc.
Packing: 5kg or 25kgs Packed by cardboard buckets lined with polyethylene bag inside.
ITEMS
 SPECIFICATIONS
 
Appearance
 Slightly yellow crystal powder Almost odorless
 
Identification
 The retention time of the peak for alpha lipoic acid in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the standard preparation,as obtained in the Assay.
 
Solubility(In NaOH)
 Clear and pale yellow
 
Melting Point
 60~62
 
Heavy Metals
 10ppm max
 
Loss on drying
 0.20% max
 
Residue on Ignition
 0.10% max
 
Chloride
 0.07% max
 
Specific rotation
 -1.0°to +1.0°
 
Single Impurity
 0.10% max
 
Total Imurities
 0.50% max
 
Total aerobes counts
 1000 CFU/g
 
Moulds and Yeasts
 100 CFU/g
 
E.coli/Salmonella
 Absence/g
 
Particle Size
 100% through 20 mesh
20% max. through 100 mesh
 
Bulk Density
 0.30 g/ml
 
Assay
 99%~101%