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tetra-SODIUM PYROPHOSPHATE DECAHYDRATE AR/ACS
Tetrasodium diphosphate
MSDS
DE
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ES
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COAs
Packings
500 g
(00500)
25 Kg
(0025K)
50 Kg
(0050K)
Print friendly version
Article No.
05980
Grade
AR/ACS
Purity
99%
CAS No.
13472-36-1
Molecular Formula
Na
4
P
2
O
7
.10H
2
O
Molecular Weight
446.06
H.S. Code
2835.3900
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Colorless
Odour
Odorless
pH value
10.3
Melting point/ Freezing point [°C]
79.5
Density [g/cm3]
1.82
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Colorless crystals
Assay (acidimetric; as Na4P2O7.10H2O)
99 - 103%
pH (5% solution in water; 25°C)
9.5 - 10.5
Insoluble matter
Max 0.01%
Chloride (Cl)
Max 0.002%
Sulphate (SO4)
Max 0.005%
Niitrogen compounds (N)
Max 0.001%
Heavy metal (as Pb)
Max 0.001%
Iron (Fe)
Max 0.001%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date:
06-Aug-2016
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tetra-SODIUM PYROPHOSPHATE DECAHYDRATE