tetra-SODIUM PYROPHOSPHATE ANHYDROUS
tetra-SODIUM PYROPHOSPHATE ANHYDROUS Extra Pure
Short Name: tetra-SODIUM PYROPHOSPHATE ANHYDROUS
Synonym: Tetrasodium diphosphate
Basic Details
Article No.
LG4252
Grade
Extra Pure
Purity
97.5%
CAS No.
7722-88-5
HS Code
2835.3900
Shelf Life
60 Months
Packings Avialable
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
Chemical 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 & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H315-H319-H335
Precaution Statement
P261-P305 + P351 + P338