DL-Thioctic Acid, 25 G

Common Name: DL-a-Lipoic acid
CAS Number: 1077-28-7
Molecular Weight: 206.3
Chemical Formula: C8H14O2S2
Solubility: Ethanol
Storage Temperature: Room Temperature
Storage Conditions: Room Temperature
Appearance: Slightly yellow crystalline powder
Identification: Meet the requirements
Specific Rotation: -1.0 - +1.0
Assay (HPLC): 99.0 - 101.0 %
Cadmium: 1 ppm
Chromatographic (Single Impurity): 0.1 %
Chromatographic (Total Impuities): 2.0 %
Heavy Metals: 10 ppm
Lead: 3 ppm
Limit of Polymer Content: Conforms
Loss on Drying: 0.2 %
Melting Point: 60 - 62 oC
Mercury (Hg): 0.1 ppm
Particle Size: 100% Through 40 Mesh
Residual Solvents by GC (Cyclohexane): 1000 ppm
Residual Solvents by GC (Ethyl Acetate): 250 ppm
Residual Solvents by GC (Toluene): 20 ppm
Residue on Ignition: 0.1 %
Staphylococcus Aureus: Absence/g
Total Plate Count: 1000 cfu/g
E.Coli/ Salmonella: Absence/g
Molds and Yeasts: 100 cfu/g
BSE/TSE: BSE/TSE Free
Production Method: Synthetic
Country of Origin: China
Shipping Weight: 0.22 lbs
Shipping Dimensions: 1.63 x 3.00 x 1.63
Research or further manufacturing use only, not for food or drug use.