One of the most powerful organic acids. It is a colorless liquid with pungent odour and strongly caustic.
Purity 85% min
Chloride 0.02% max
Sulfate radical 0.005% max
Fe 0.001% max
Residue after evaporation 0.08% max
Ignition Residue 0.02%max
Used as rubber coagulant; reducing agent in textile dyeing and printing industries; foodstuff preservatives and raw material in pharmaceutical industry.