Molecular formula: C₈H₁₇NO₃S
Chemical structure:

Assay (Titration):≥98.0%
Water content (By Karl fischer): ≤1.0%
PH 1.0%:5.0-6.0
UV absorbance:280nm: ≤0.04
260nm: ≤0.05
Packing:25kgs paper bag/25kgs fibre drum