Product Details:
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CAS No.: | 20246-53-1 | Place Of Origin: | China (Mainland) |
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Brand Name: | BBCA | Other Names: | 2- KETO- L- GULONIC ACID |
Appearancelline Powder: | A White Crystalline Powder | ||
High Light: | vitamin h biotin,active pharmaceutical ingredients |
Name:5,6-O-ISOPROPYLIDENE-L-GULONIC ACID GAMMA-LACTONE
Other name:Carbohydrates and Derivatives
Stcok:Fresh
Item | Specification |
Specific rotation | +39.5 to +41.5° |
State of solution(transmittance) | Clear 98.0% min. |
Chloride[cl] | 0.020% max. |
Ammonium [NH4] | 0.02% max. |
Sulfate[SO4] | 0.020% max |
Iron[Fe] | 10ppm max. |
Heavy metals [Pb] | 10ppm max |
Arsenic[As2O3] | 1ppm max |
Other amino acids | Chromatographically not detectable |
Loss on drying | 0.20% max. |
Residue on ignition[sulfated] | 0.10% max. |
Assay | 99.0% min |
Contact Person: Cora Hu
Tel: 86-15255150259