PRODUCT NAME: BIOTIN, D-BIOTIN, VITAMIN H
CAS NO : 58-85-5
MOLECULAR FORMULA：C10H16N2O3S
STRUCTURAL FORMULA：
MOLECULAR WEIGHT：244.31
PACKING：
IN ALUMINIUM TINS OF 5KG EACH;
IN DRUMS OF 10KG EACH;
IN DRUMS OF 20KG EACH
CHARACTERS:
A WHITE OR ALMOST WHITE, CRYSTALLINE POWDER OR COLOURLESS CRYSTALS, VERY SLIGHTLY SOLUBLE IN WATER AND IN ALCOHOL, PRACTICALY INSOLUBLE IN ACETONE. IT DISSOLVES IN DILUTE SOLUTIONS OF ALKALI HYDROXIDES.
D-Biotin (Vitamin H )：
ITEM | SPECIFICATION |
CHARACTERS | A WHITE CRYSTALLINE POWDER |
IDENTIFICATION | A: IR / B: HPLC / C: COLOR REACTION |
APPEARANCE OF SOLUTION | CLEAR AND COLOURLESS |
SPECIFIC OPTICAL ROTATION | +89°- +93° |
RELATED SUBSTANCES | MEETS THE REQUIREMENTS |
HEAVY METALS | ≤10PPM |
LOSS ON DRYING | ≤1.0% |
SULFATED ASH | ≤0.1% |
ASSAY | 98.5% - 101.0% |
STORAGE | STORE PROTECTED FROM LIGHT |
Biotin 2%
ITEM | SPECIFICATION |
APPEARANCE | A WHITE OR ALMOST WHITE POWDER, FREE FLOWING READILY ABSORBING MOISTURE |
CARRIER | DEXTRIN |
LOSS ON DRYING | ≤8% |
PARTICLE SIZE | 90% PASS THROUGH 80 MESH SIEVE |
ASSAY | ≥2.0% |
PACKAGING AND STORAGE | STORE IN DRY AND WELL-CLOSED CONTAINERS |
D-Biotin 1%
ITEM | SPECIFICATION |
APPEARANCE | A WHITE OR ALMOST WHITE POWDER, FREE FLOWING READILY ABSORBING MOISTURE |
LOSS ON DRYING | ≤8% |
PARTICLE SIZE | 90% PASS THROUGH 80 MESH SIEVE |
ASSAY | ≥1.0% |
PACKAGING AND STORAGE | STORE IN DRY AND WELL-CLOSED CONTAINERS |