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Harmfulness And Use Of Sodium Nitrite In Life

Sep 05, 2017

I. Health hazards:
The toxic effect is to paralyze the blood vessel Movement Center, the respiratory center and the peripheral blood vessel; Acute poisoning manifested as systemic weakness, headache, dizziness, nausea, vomiting, diarrhea, chest sense of urgency and dyspnea; Severe blood pressure drops, coma, death. Contact with the hands of workers, foot skin can be damaged.

II. Use:
White to light yellow granular, rod or powder. It has hygroscopic property. Heated to 320 ℃ above decomposition. Slowly oxidize to sodium nitrate in the air. The decomposition of a weak acid emits brown nitrogen dioxide gas, easily soluble in water and liquid ammonia, micro-soluble in methanol, ethanol, ethyl ether, strong hygroscopic, used for fabric dyeing mordant; Silk, linen bleaching agent, metal heat treatment agent, steel corrosion inhibitor, detoxification agent for cyanide poisoning, laboratory analytical reagent, used as hair dye in meat products processing, Anti-microbial agents, preservatives.
Hazard category

III. Storage and Transportation
Sodium nitrite should be placed in low temperature, dry, ventilated warehouse. The doors and windows are tight to prevent direct sunlight. It can be stored with other nitrates other than ammonium nitrate, but it is isolated from organic matter, flammable substance and reducing agent, and is isolated from fire source.