Sodium Metabisulphite (SMBS)

CAS 7681-57-4

Formula: Na₂S₂O₅

Technical Grade

Description

Sodium Metabisulphite is a reducing agent and oxygen scavenger used for dechlorination, heavy metal reduction, and corrosion control in water treatment and mining processes.

Specifications

ParameterValue
AppearanceWhite crystalline powder
Purity97.0% min
S O2 Content65.0% min
P H3.5–5.0 (10% solution)

Applications

  • Dechlorination agent in reverse osmosis pre-treatment
  • Oxygen scavenger in boiler water treatment
  • Reducing agent for chromium (VI) in wastewater
  • Anti-oxidant in mineral flotation processes

Packaging Options

25kg PP Bags50kg PP Bags

Certifications

IECCHEMEXCIL
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Documentation
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Quick Facts
Category
Water Treatment & Mining
CAS Number
7681-57-4
Chemical Formula
Na₂S₂O₅
Origin
India