Enquiry No. : B-127199 Singapore (Singapore)
Description :We need to buy sodium sulfite with following specifications:
sodium sulphite content: min. 97.5% w/w. sulfur dioxide content: min. 49.5% w/w. sodium chloride content: max. 50 ppm. ph(5%solution): 8.5-10.5/iron: max. 10ppm. heavy metals: max. 10ppm.