Sodium Metabisulfite CAS 7681-57-4

Product Description:

Product Name: Sodium metabisulfite CAS NO: 7681-57-4

Synonyms:

Disodium disulfite;

Campden Tablets;

Natrium pyrosulfit;

Chemical & Physical Properties:

Appearance: White crystalline powder

Assay :≥99.0%

Density: 1.48

Melting Point: 150℃

Water Solubility: 540 g/L (20℃)

Stability: Stable. Incompatible with strong oxidizing agents, strong acids. Contact with strong acids releases a poisonous gas. May be moisture and air sensitive.

Storage Condition: Store at RT.

Sensitive: Air & Moisture Sensitive

Safety Information:

RTECS: UX8225000

Safety Statements: S26-S39-S46

HS Code: 2832100000

WGK Germany: 1

Packing Group: III

RIDADR: UN 2693

Risk Statements: R22; R31; R41

Hazard Code: Xn

Hazard Declaration: H302; H318

Caution Statements: P280; P301 + P312 + P330; P305 + P351 + P338 + P310

Signal Word: Danger

Symbols: GHS05, GHS07

Supplemental Hazard Statements: Contact with acids liberates toxic gas.

Sodium metabisulfite or sodium pyrosulfite (IUPAC spelling; Br. E. sodium metabisulphite or sodium pyrosulphite) is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium (metabisulfite). It is used as a disinfectant, antioxidant and preservative agent.

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