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SODIUM THIOSULPHATE ANHYDROUS Extra Pure
Sodium Hyposulfite
MSDS
DE
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COAs
Packings
1000 g
(01000)
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Article No.
06051
Grade
Extra Pure
Purity
97%
CAS No.
7772-98-7
Molecular Formula
Na
2
S
2
O
3
Molecular Weight
158.10
H.S. Code
2832.3010
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White
Odour
Odourless
pH value
6.0 - 8.5
Melting point/ Freezing point [°C]
52°C
Density [g/cm3]
1.66
Solubility in water [% weight]
50 g/100 g cold water
Specifications
Appearance
White crystalline powder
Assay
Min 97%
pH (5% solution in water)
6.0 - 8.5
Sulphide (S)
Max 0.002%
Revision Date:
26-Dec-2013
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SODIUM THIOSULPHATE ANHYDROUS