Molecular formula: C₇H₁₄NO₄SNa

Assay (Titration,0.1 N H2SO4):≥98.0%

Water content (By Karl fischer): ≤1.0%

PH 1.0%:9.5-9.9

UV absorbance:280nm: ≤0.03

260nm: ≤0.05

Packing:25kgs paper bag/25kgs fibre drum