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Product Code: 1.2510
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Potassium sodium tartrate tetrahydrate

Formula C4H4KNaO6*4 H2O
Chemical formula C4H4KNaO6*4 H2O
Molar mass 282.23 g/mol
Bulk density ~ 1000 kg/m3
CAS number 6381-59-5
HS Code 29181300
EC number 205-698-2
Storage Without limitation
SDS available
Odour odourless
Form solid
Color colourless to white
p H 6.5 – 8.5 (50g/l 20 °C)
Solubility in water 630 g/l (20°C)
Melting point 70 – 80 °C
Thermal decomposition >220 °C
Assay 99.0 – 102.0 %
Description Conforms
Identification Conforms
Solubility Conforms
Insoluble matter Conforms
p H 7.0 – 8.5
Chloride 0.0005 %
Phosphate 0.001 %
Sulphate 0.005 %
Calcium 0.004 %
Heavy metals 0.0005 %
Ammonium 0.002 %