Sodium metabisulfite









Sodium metabisulfite

Sodium metabisulfite

Sodium metabisulfite or sodium pyrosulfite is an inorganic compound of chemical formula NaSO. The substance is sometimes referred to as disodium metabisulfite. It is used as a disinfectant, antioxidant, and preservative agent.


Chemical formula: Na
OS

Average Molar mass: 190.11 g/mol

Density: 1.48 g/cm
³

IUPAC ID: Br. E. sodium metabisulphite

Melting point: 302°F (150°C)

 

Specification of food grade:

Items

Specification

Appearance

White or light yellow or crystalline   powder

Content(Sodium metabisulphite)

96.5% min

Fe

0.003% max

Clarity

Pass

Arsenic

1.0 mg/kg max

Heavy   metal (Pb)

5.0mg/kg   max                    

 

Packing: 25kg P.P. bags with inner films. 1x20’FCL can load 27MT.