We have gain immense expertise as leading Pyridinium Sulfur Trioxide supplier, manufacturer and exporter in India. It is colourless chemical compound that easily dissolves in organic polar solvents. It is a sodium sugar anhydride intermediate and mainly used as a sulphur trioxide source (In synthesis process of sulphate ester from the alcohol). It is widely used as organic oxidants in the segment of biological pharma and sulfonation reagents for pyridine, furan etc. It is also used as a sulfonating agent where reaction is stable and mild. Its melting point is 150-163℃ and appearance is white crystal powder. Customers can avail this offered product as per their requirement.