Things to know about food additive sodium metabisulfite

1. Chemical identification

Chinese name of chemical

Sodium metabisulfite; sodium metabisulfite

Chemical English name

sodium metabisulfite; sodium pyrosulfite

Chemical formula

Na2S2O5

Chemical molecular weight

190.09

2. Composition/Composition Information

Harmful ingredients

content

Sodium metabisulfite

-

3. Risk Overview

Invasion

Inhalation, ingestion, percutaneous absorption.

Health hazards

This product has an obvious stimulating effect on the skin and mucous membranes, which can cause conjunctival and bronchitis symptoms.

People with allergies or asthma are very sensitive. Direct skin contact can cause burns.

Explosion hazard

This product is non-flammable and irritating.

4. First aid measures

skin contact

Remove contaminated clothing and rinse with plenty of flowing water.

eye contact

Lift the eyelid and rinse with running water or saline.

Inhale

Leave the scene and get fresh air.

Swallow

Drink enough warm water to induce vomiting, and send it to the company's medical office for further treatment if necessary.

V. Explosion characteristics and fire protection

Hazardous characteristics

With strong reduction. Contact with strong oxidants such as chromic anhydride, chlorate and potassium permanganate, etc.

A strong reaction occurs, causing a fire or explosion.

Hazardous combustion products

Sulfide.

Fire fighting methods

Firefighters must wear full-body fireproof and anti-virus suits and extinguish the fire in the upwind direction. When extinguishing the fire,

The device moved from the fire to the open place.

Six, leakage emergency treatment

Isolate leaking contaminated areas and restrict access. It is recommended that emergency personnel wear a dust mask (full face mask),

Emergency response

Wear protective clothing. Avoid dust, sweep up carefully, transfer to a safe place in a bag. If a lot

Cover with plastic cloth and canvas if leaking. Collect and recycle or transport to waste disposal site for disposal.

7. Handling and storage

Operation notes

To strengthen ventilation, operators must undergo special training and strictly abide by the operating regulations. Suggested

Staff wear self-priming filter dust masks, chemical safety glasses, and anti-poison