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Sodium Tripolyphosphate

Sodium Tripolyphosphate / CAS : 7758-29-4

Appearance White solid UN -
HS 28353190 DG Class -
Synonyms Sodium Triphosphate; Pentasodium Triphosphate; Sodium Tripolyphosphate (STPP); Stpp; Armofos; Empiphosstp-D; Freez-Gardfp19; Natriumtripolyphosphat; Stpp food Grade; sttp
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Properties

Summary

Formula
Na5O10P3
Molecular Mass
367.86400
Exact Mass
367.81900
PSA
214.40000
Logp
1.49640
IUPAC
Sodium triphosphate
SMILES
[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+]

Attribute classification

Matter Classification
inorganic
Category
Auxiliary > Water Treatment Chemicals
Agrochemicals > Fertilizer
Food(Feed) Additives > Water Retention Agent

Chemical and Physical Properties

Melting Point
622 °C
Density
2.52 g/cm3 (20℃)
Appearance
White solid
Acidity and Basicity
alkalinity

Export information

HS Code
28353190
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi

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