Uses of Sodium Nitrite

Sodium nitrite is something that many people are not familiar with. When choosing it, you also need to have a good understanding of it, so that when using it, you know how to use it. This kind of thing also has a unique way of use. Therefore, before choosing it, you also need to have some understanding of the uses of sodium nitrite, so that you can use it correctly.

Many people are not very clear about the uses of sodium nitrite. In fact, its uses are quite wide, but it is not very common when used. So how to use it specifically? The following is a detailed introduction.

Uses of Sodium Nitrite:

Bleaching agent for silk and linen, metal heat treatment agent, steel corrosion inhibitor, antidote for cyanide poisoning, laboratory analysis reagent, used as coloring agent, antimicrobial agent and preservative in meat processing. It is used in bleaching, electroplating and metal processing, and is called industrial salt.

Pharmacology

It can convert hemoglobin into methemoglobin. Its detoxification process for cyanide is the same as that of methylene blue, but its effect is stronger than that of methylene blue. Suitable for rescue of cyanide poisoning.

harm

Because of its salty taste and low price, it is often used as an unreasonable substitute for table salt in illegal food production. Because sodium nitrite is toxic, foods containing industrial salt are very harmful to the human body.

Hazard Category

Health hazards: The toxic effects are paralysis of the vasomotor center, respiratory center and peripheral blood vessels; formation of methemoglobin. Symptoms of acute poisoning include general weakness, headache, dizziness, nausea, vomiting, diarrhea, chest tightness and difficulty breathing; examination reveals obvious cyanosis of the skin and mucous membranes. In severe cases, blood pressure drops, coma occurs, and death occurs. Contact with the skin of workers' hands and feet may cause damage.

The above is a detailed introduction to the uses of sodium nitrite. It will be selected when processing some things, so it is used more frequently. It is also relatively harmful to the human body. The above also explains them one by one, so when buying some things, you should reduce the choice of putting it in.