Sodium bisulphite, onyinye inorganic nwere usoro NaHSO3, bụ ntụ ntụ ọcha crystalline nwere isi na-adịghị mma nke sọlfọ dioxide, nke a na-ejikarị dị ka ịcha ọcha, ihe nchekwa, antioxidant, na mgbochi nje.
Sodium bisulphite, nke nwere usoro kemịkalụ NaHSO3, bụ ihe dị mkpa inorganic nwere ọtụtụ ojiji na ụlọ ọrụ dị iche iche. Nke a na-acha ọcha kristal ntụ ntụ nwere ike na-adịghị mma sulfur dioxide isi, ma ya elu Njirimara karịa mebere maka ya. Ka anyị gwuo n'ime nkọwa ngwaahịa ahụ wee nyochaa njirimara ya dị iche iche.