K5O10P3
448.41 g/mol
Industrial ChemicalWarning
Pentapotassium triphosphate
CAS13845-36-8EC237-574-9
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Detergent builder and water softener
Pentapotassium triphosphate is an inorganic salt and the potassium salt of triphosphoric acid. It is primarily used as a detergent builder and water softener in industrial and household cleaning products.
Detergent builderWater softener
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Sodium tripolyphosphate
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detergent builder and sequestrant
ReferenceSame Category
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sulfonyl diazomethane reagent
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chemical intermediate
ReferenceSame Category
Diiodonickel--ammonia (1/6)
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Coordination compound for chemical synthesis
ReferenceSame Category
Disodium disilicate
CAS13870-28-5
Surfactant in washing-cleaning products
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for Pentapotassium triphosphate (CAS 13845-36-8) is 2835.39.
HS code (international, 6-digit)
2835.39
EU CN code (8-digit)
2835 39 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
pentapotassium;[oxido(phosphonatooxy)phosphoryl] phosphate
InChIKey
ATGAWOHQWWULNK-UHFFFAOYSA-I
SMILES
[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-].[K+].[K+].[K+].[K+].[K+]
Synonyms (7)
- KTPP
- POTASSIUM PHOSPHATE (K5P3O10)
- Pentapotassium triphosphate
- potassium triphosphate
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