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Sodium Bisulfite Solution 35%

Also known as: Sodium hydrogen sulfiteSodium hydrogensulphite

Clear pale yellow liquid in a glass beaker
Representative appearance — not a photo of this lot
  • CAS7631-90-5
  • EC231-548-0
  • Physical formLiquid
  • Purity35%

Reducing solution used as a dechlorinating agent in water treatment, a bleaching auxiliary in textiles and a preservative in food.

Sodium bisulfite solution is an aqueous salt solution used as a dechlorinating, bleaching and reducing agent. It is also known on the market as liquid metabisulfite. It is used in water treatment plants for the removal of residual chlorine, in the textile and paper sectors for neutralization after bleaching, and in the food industry as a preservative and antioxidant.

Used in: Water and Wastewater TreatmentPulp and PaperTextile

Purity35%

Transport

ADR class
Class 8 — Corrosive substances
UN number
UN2693
Packing group
III

Hazard statements

  • H302Harmful if swallowed.
  • H318Causes serious eye damage.

Precautionary statements

  • P280Wear protective gloves/protective clothing/eye protection/face protection.
  • P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310Immediately call a POISON CENTER/doctor.
  • Safety data sheet (SDS)On request by email
  • Technical data sheet (TDS)On request by email
  • Certificate of analysis (CoA)On request by email

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Applications

Water treatment (dechlorination) · Neutralization after textile bleaching · Food preservative / antioxidant · Photographic chemicals

Storage

Store in a cool place, protect from heat and direct sunlight. · Keep away from oxidizers and acids. · Keep the container tightly closed (SO2 gas may be released). · Store in a well-ventilated place.

Packaging

Packed to your specification. Liquids and pastes are supplied in:

  • A blue 200-litre plastic drum
    Drums
  • IBC tote in a galvanised steel cage
    IBC totes
  • A white plastic jerrycan
    Jerrycans
  • Plain stainless steel road tanker
    Tankers

Tell us the packaging and quantity you need in your quote. Images show the packaging type, not this product.

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Sodium Bisulfite Solution 35%

CAS 7631-90-5 · Liquid

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