Alpha Lipoic Acid (Available in R-Form)
Appearance: A pale yellow crystal with a characteristic odor, tasteless
Identification: Meets the requirements
Melting Point: 48 ~ 51°C
Specific Optical Rotation (C=1,Ethanol): +110° ~ +120°
Loss on Drying: 0.5% Max.
Residue on Ignition: 0.1% Max.
Cyclohexane: 0.388% Max.
Heavy Metals: 10 ppm Max.
Lead: 3 ppm Max
Cadmium: 1 ppm Max.
Mercury: 0.1 ppm Max.
Total Plate Count: 1,000 per/g Max.
Moulds and Yeasts: 100 per/g Max.
Escherichia Coli: Negative
Salmonella: Negative
Particle Size: 100% through 40 mesh
Loose Bulk Density: 0.25 ~ 0.35 g/ml
Assay: 99.0% Min.
