What Are The Uses Of Sodium Nitrite

Mordant for fabric dyeing; bleaching agent for silk and flax, metal heat treatment agent; steel corrosion inhibitor; antidote for cyanide poisoning, laboratory analytical reagent, also used for potassium nitrite, azo dye, etc. It is used as a coloring agent, an anti-microbial agent and a preservative in the processing of meat products, but it is not allowed to exceed the standard due to its carcinogenicity. According to GB1907 national standard production as food additive, according to the provisions of GB2760, the maximum use of meat is 0.15g / kg, the residual amount of sodium nitrite in meat can not exceed 0.05g / kg in cans; meat products should not exceed 0.03g / kg .