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tetra-SODIUM PYROPHOSPHATE ANHYDROUS Extra Pure
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.
05977
Grade
Extra Pure
Purity
97.5%
CAS No.
7722-88-5
Molecular Formula
Na
4
P
2
O
7
Molecular Weight
265.90
H.S. Code
2835.3900
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
10.3
Melting point/ Freezing point [°C]
94°C
Density [g/cm3]
1.82
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
A white crystalline powder
Assay
Min 97.5%
Loss on ignition (at 600°C)
Max 1.0%
Chloride (Cl)
Max 0.01%
Sulphate (SO4)
Max 0.02%
Iron (Fe)
Max 0.001%
Lead (Pb)
Max 0.002%
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date:
26-Dec-2013
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tetra-SODIUM PYROPHOSPHATE ANHYDROUS