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CAS 7785-84-4

CAS 7785-84-4 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 7785-84-4
CAS 7785-84-4PubChem CID 24579

Sodium Trimetaphosphate

The CIR Expert Panel concluded that the following 31 ingredients are safe in the present practices of use and concentration in cosmetics as described in this safety assessment, when formulated to be non-irritating...Sodium Trimetaphosphate... Cosmetic Ingredient Review (CIR)

IUPAC name
trisodium;2,4,6-trioxido-1,3,5,2lambda5,4lambda5,6lambda5-trioxatriphosphinane 2,4,6-trioxide
Molecular formula
Na3O9P3
Molecular weight
305.89 g/mol
Exact mass
305.84482541 Da
Topological polar surface area
148.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
9
Covalent units
4
Defined stereocentres
0

Also known as

Trisodium trimetaphosphateTrisodium metaphosphateCyclic sodium trimetaphosphateSodium phosphate ((NaPO3)3)Metaphosphoric acid, trisodium saltSodium metaphosphate (Na3(P3O9))Trisodium trimetaphosphate (Na3P3O9)Cyclisches trinatriummetaphosphat
16 more reported names
3IH6169RL0Metaphosphoric acid (H3P3O9), trisodium saltTrimetaphosphoric acid (H3P3O9), trisodium saltRefChem:184143232-088-3Sodium phosphate tribasicSodium trimetaphosphate [USAN]Sodium trimetaphosphate (USAN)DetoxolSodiumtrimetaphosphateHSDB 5048EINECS 232-088-3Cyclisches trinatriummetaphosphat [German]UNII-3IH6169RL03,5,2,4,6-Trioxatriphosphorinane,2,4,6-trihydroxy-trisodiumsaltCCRIS 8524
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 7785-84-4

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How CAS 7785-84-4 is used on this site

CAS 7785-84-4 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 7785-84-4 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.