Operation and emergency treatment of sodium oxalate_Kain Industrial Additive

1. Chemical name

Chinese name: sodium oxalate

English name: Disodium oxalate

2. Ingredients/composition information

CAS number: 62-76-0

3. Risk Overview

Combustibility: flammable; Stability: stable; Combustion decomposition products: carbon monoxide, carbon dioxide;

Routes of invasion: inhalation, ingestion, percutaneous absorption

Health hazards: This product has strong reducing properties.

4. First aid measures

Skin contact: Take off contaminated clothing and rinse with running water.

Eye contact: Lift eyelids and rinse with running water or saline. Seek medical attention.

Inhalation: Leave the scene to fresh air.

Ingestion: Drink enough warm water to induce vomiting. Seek medical attention.

5. Firefighting measures

Hazardous characteristics: Combustible when exposed to open flames and high heat. Decomposes on heating to produce toxic gases.

Fire-fighting methods: Firefighters must wear gas masks. Fight the fire from a safe distance upwind. Fire extinguishing media: mist water, foam, dry powder, carbon dioxide, sand.

6. Emergency leakage treatment

Emergency leakage treatment: Isolate the leakage contaminated area and restrict access. Cut off the fire source. It is recommended that emergency responders wear dust masks and protective clothing. Avoid dust, sweep it up carefully, put it in a bag and transfer it to a safe place. You can also rinse with large amounts of water, dilute the wash water and put it into the wastewater system.

If there is a large amount of leakage, cover it with plastic sheeting or canvas. Collect and recycle or transport to waste disposal site for disposal.

7. Operation, disposal and storage

Storage and transportation precautions: Store in a cool, dry, well-ventilated warehouse. Keep away from fire and heat sources. Keep container tightly sealed. They should be stored separately from alkalis, alkali metals, and food chemicals, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.

8. Exposure control/personal protection

Engineering controls: closed operation, local exhaust. Safety showers and eyewash facilities are provided.

Respiratory protection: When you may come into contact with its dust, you must wear a dust mask (full face mask). During emergency rescue or evacuation, it is recommended to wear air respirators.

Eye protection: Protection has been included in respiratory protection.

Body protection: Wear a one-piece tape-type anti-virus suit.

Hand protection: Wear rubber gloves.

Other protection: After work, shower and change clothes. Pay attention to personal hygiene.

9. Physical and chemical properties

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Appearance and characteristics

White crystalline powder. Odorless

Forbidden objects

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Molecular formula

C₂Na ₂O₄

Molecular weight:

133.9985

Melting point

250-257（℃）

Relative density

(水=1)

2.34 (pure product)

Solubility

Soluble in water, insoluble in ethanol and ether

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Solubility

Soluble in water, insoluble in ethanol and ether