Name: Sodium Metabisulphite

Other name: Sodium Pyrosulphite
Molecular Formula: Na2S2O5
Molecular Weight: 190.10

Appearance: White or light yellow crystalline powder

Specifications: Tech grade:
Content (Na2S2O5): 96.5%min
Fe: 0.01%max
Water insoluble: 0.05% max

Use: As mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Mineral -dressing of nonferrous metals treatment agent of waste water; Rubber solidifying agent; Perfume industry is served as hydrocarbon perfume aldehyde; The hide profession employ to do molt dose and pliable dose and wearproof dose. The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on.

Specifications: Food grade:
Content (Na2S2O5): 96.5%min
Fe: 0.005%max
As: 0.0001%max
Heavy Metal as Pb: 0.0005%max

Use: As bleaching agent (such as candy, cakes, dried slices of tender bamboo shoots etc. ) Loosening agent (such as bread, biscuites etc. ) preservative, disinfector (such as jam, and can etc. ); Antioxidant, antistaling agent (such as seafood, fruits vegetables etc. )

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