PRODUCT NAME: BIOTIN, D-BIOTIN, VITAMIN H
CAS NO :   58-85-5
MOLECULAR FORMULA: C₁₀H₁₆N₂O₃S
STRUCTURAL FORMULA:

MOLECULAR WEIGHT: 244.31

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.

ITEM	SPECIFICATION
CHARACTERS	A WHITE CRYSTALLINE POWDER  OR COLOURLESS CRYSTALS
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