China Food Grade Tocotrienol Price CAS 490-23-3//Tocopherol CAS 1406-18-4//Ethacridine Lactate CAS 1837-57-6//Lipoic Acid CAS 62-46-4//CAS 1077-28-7 Alpha Lipoic Acid, Find details about China Tocotrienol, Tocotrienol Price from Food Grade Tocotrienol Price CAS 490-23-3//Tocopherol CAS 1406-18-4//Ethacridine Lactate CAS 1837-57-6//Lipoic Acid CAS 62-46-4//CAS 1077-28-7 Alpha Lipoic Acid
Introduction
Product Name | Lipoic acid |
Appearance | light yellow Powder |
CAS | 1077-28-7 |
MF | C8H14O2S2 |
Purity | 99% min |
EINECS No | 214-071-2 |
Storage | Cool Dry Place |
Shelf Life | 24 months |
Lipoic acid also known as α-lipoic acid and alpha lipoic acid and thioctic acid is an organosulfur compound derived from octanoic acid. Alpha lipoic acid is made in animals normally, and is essential for aerobic metabolism. Alpha lipoic acid is an antioxidant.Many countries have listed lipoic acid as a dietary supplement.
Function
Items | Specification | Method |
Appearance | Light yellow crystalline powder | Organoleptic |
Identification | Meets the requirements | HPLC |
Melting point | 60-62ºC | USP |
Specific rotation | -1.0°to +1.0° | USP |
Loss on drying | ≤0.20% | USP |
Residue on ignition | ≤0.10% | USP |
Heavy metals | ≤10ppm | USP |
Lead | ≤3ppm | USP |
Cadmium | ≤1ppm | USP |
Mercury | ≤0.1ppm | USP |
Chromatographic purity | ||
Single impurity | ≤0.10% | HPLC |
Total impurities | ≤2.0% | HPLC |
Residual Solvent By GC | ||
Cyclohexane | ≤1000ppm | GC |
Ethyl acetate | ≤250ppm | GC |
Toluene | ≤20ppm | GC |
Microbiology | ||
Total Plate Counts | ≤1000cfu/g | USP |
Moulds and Yeasts | ≤100cfu/g | USP |
E.Coli and Salmonella | Absence/g | USP |
Staphylococcus aureus | Absence/g | USP |
Particle size | 100% through 20 mesh | USP |
Assay | 98.5%-101.0% | HPLC |