Sodium Metabisulphite – Photo Grade

Formula Na2S2O5
Molecular Weight 190.10
Assay as Na2S2O5
95 % Min
Assay as (SO2 ) 64 % Min
Solubility (10 % Aquous Soln)
  1. S. Hazy to clear solution
pH of 5% Solution 3.5 to 4.5

Description:
White crystalline powder, free from extraneous Matter with a faint odour of sulphur dioxide gas.

 

  • Sodium Metabisulphite – Pure Grade
Formula Na2S2O5
Molecular Weight 190.10
Assay as Na2S2O5
96 % Min.
Assay as (SO2 ) 64 % Min.
Solubility (10 % Aquous Soln) Clear & colourless solution.
pH of 5% Solution 3.5 to 4.5

Description:
White crystalline powder, free from extraneous Matter with a faint odour of sulphur dioxide gas.

STANDARD PACKING :
50 Kg. HDPE bag with extra liner inside.

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