SODIUM METABISULPHITE extrapure AR

Name: SODIUM METABISULPHITE extrapure AR
Brand: SISCO RESEARCH LABORATORIES PVT LTD

Product Code

1949129

Product Name

CAS Number

7681-57-4

Classification

SODIUM METABISULPHITE extrapure AR

Specifications

Na2S2O5 M.W. 190.10
DESCRIPTION .............. white crystalline powder
SOLUBILITY ............... 10% aq soln is clear & colourless
ASSAY .................... min 98%
pH(5.0% AQ SOLUTION) ..... 3.8-5.3
WATER INSOLUBLE MATTER ... max 0.003%
CHLORIDE(Cl) ............. max 0.005%
IRON(Fe) ................. max 0.0005%
HEAVY METALS(Pb) ......... max 0.001%
ARSENIC(As) .............. max 0.0001%
THIOSULPHATE (S2O3) ...... max 0.02%

Available Packages