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| Code : | 2204001 |
| Item : | SH |
| Chemical Name : | Sodium hydrosulfite |
| Other Name : | Sodium Dithionite |
| CAS No. : | 7632-00-0 |
| Molecular Weight : | 69 |
| Molecular Formula : | NaNO2 |
| EINECS : | 231-555-9 |
| H.S CODE : | 2831101000 |
9.1 Information on basic physical and chemical properties
a) Physical state powder
b) Color white
c) Odor No data available
d) Melting
point/freezing point 300 °C
e) Initial boiling point and boiling range No data available
f) Flammability (solid, gas)
The product is not flammable. - Regulation (EC) No. 440/2008, Annex, A.10
g) pH 7.0 - 9 at 50 g/l at 20 °C
h) Viscosity Viscosity, kinematic: No data available Viscosity, dynamic: No data available
i) Water solubility 241,000 g/l at 20 °C - soluble
j) Partition coefficient: n-octanol/water
Not applicable for inorganic substances
k) Vapor pressure No data available
l) Density 2.38 g/cm3 at 20 °C Relative density No data available
I) Autoignition temperature 140 °C
at 0.1 hPa - Regulation (EC) No. 440/2008, Annex, A.16The substance or mixture is classified as self heating with the category 1.
m) Decomposition temperature No data available
n) Ph 7.0 - 9 at 50 g/l at 20 °C
o) Viscosity Viscosity, kinematic: No data available Viscosity, dynamic: No data available
p) Water solubility 241,000 g/l at 20 °C - soluble
P) Partition coefficient: n-octanol/water
