... Purity(DMSO)% 99.90Min Crystallization point°C 18.20Min Acid value mgKOH/g 0.02Max Moisture% 0.10Max Refractive index ... as pharmacceutical intermediate,medium antifreeze agent,accelerant,fertilizer. And can be used in dyestuff,arene extraction,refine paraffin ... for arthritis,dermatitis,dermatophytosis,psoriasis,strain and knub etc. Storage :Seal,avoid insolation and moisture,crystalize under 18°C. 4 ...