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CAS 7790-53-6

CAS 7790-53-6 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7790-53-6
CAS 7790-53-6PubChem CID 16133895

Potassium Metaphosphate

Potassium metaphosphate is a potassium salt of metaphosphoric acid. It has a role as a fertilizer, a buffer, a food emulsifier, a sequestrant and a raising agent. It is an inorganic phosphate and a potassium salt. It contains a trioxidophosphate(1-). — ChEBI

Molecular formula
KO3P
Molecular weight
118.070 g/mol
Exact mass
117.92221234 Da
Topological polar surface area
57.2 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
3
Covalent units
2
Defined stereocentres
0

Also known as

Metaphosphoric acid potassium saltEINECS 232-212-6UNII-01DMT14Z63potassium oxophosphinate01DMT14Z63monopotassium metaphosphatePotassium metaphosphate (kpo3)CHEBI:148438
12 more reported names
RefChem:6571POTASSIUM METAPHOSPHATE (II)POTASSIUM METAPHOSPHATE (MART.)METAPHOSPHORIC ACID, POTASSIUM SALT232-212-6Metaphosphoric acid (HPO3), potassium saltPotassium metaphosphate [NF]Potassium metaphosphate (NF)Metaphosphoric acid (HPO3), potassium salt (1:1)POTASSIUMMETAPHOSPHATEKO3PP2906
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7790-53-6

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How CAS 7790-53-6 is used on this site

CAS 7790-53-6 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7790-53-6 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.