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CAS 7722-76-1 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 3189315/10/2010

AMMONIUM PHOSPHATE

Ammonium dihydrogenorthophosphate

AMMONIUM PHOSPHATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7722-76-1

CAS 7722-76-1PubChem CID 24402

Ammonium dihydrogen phosphate

Ammonium dihydrogen phosphate is the ammonium salt of phosphoric acid (molar ratio 1:1). It has a role as a fertilizer. It contains a dihydrogenphosphate. — ChEBI

IUPAC name: azanium dihydrogen phosphate

Molecular formula: H6NO4P
Molecular weight: 115.03 g/mol
Exact mass: 115.00344467 Da
Topological polar surface area: 81.6 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 4
Covalent units: 2
Defined stereocentres: 0

Also known as

Ammonium biphosphateMONOAMMONIUM PHOSPHATEAmmonium dihydrogen orthophosphatePhosphoric acid, monoammonium saltAmmonium monophosphateAmmonium dihydrophosphatePrimary ammonium phosphateMonobasic ammonium phosphate

16 more reported names

Ammonium phosphate, monobasicAmmonium diacid phosphateMonoammonium orthophosphateMonoammonium acid phosphateAmmonium monobasic phosphateDihydrogen ammonium phosphateMonoammonium hydrogen phosphateAmmonium primary phosphateMonoammonium dihydrogen phosphateAmmonium orthophosphate dihydrogenAmmonium phosphate, primaryMonoammonium dihydrogen orthophosphatePhosphoric acid, ammonium salt (1:1)CHEBI:62982NSC-57633231-764-5

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External database identifiers

ChEBI:CHEBI:62982
EPA DTXSID:DTXSID5029689

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

Inventory details for AMMONIUM PHOSPHATE

INCI name

AMMONIUM PHOSPHATE

Description

Ammonium dihydrogenorthophosphate

Record provenance

Inventory reference: 31893
Imported identity: AMMONIUM PHOSPHATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for AMMONIUM PHOSPHATE

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Key data

CAS

7722-76-1

231-764-5

Restriction

—

Function

BUFFERING: Stabilising the pH of an aqueous medium in a narrow range even if an acid or base is added. Altering and/or maintaining a cosmetic product's pH at the desired level.
ORAL CARE: Providing cosmetic effects to the oral cavity, e.g. cleansing, deodorising, protecting.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#1818 · AMMONIUM PHOSPHATE

Ingredients with overlapping formulation functions

AMMONIUM HYDROXIDEBUFFERING, DENATURANT

AMMONIUM LACTATEBUFFERING, HUMECTANT, KERATOLYTIC, SKIN CONDITIONING

AMMONIUM MOLYBDATEBUFFERING

AMMONIUM NITRATEBUFFERING

AMMONIUM THIOCYANATEANTIPERSPIRANT, BUFFERING, ORAL CARE, OXIDISING, REDUCING, VISCOSITY CONTROLLING

AMMONIUM VANADATEBUFFERING

ASCORBIC ACIDANTIOXIDANT, BUFFERING, FRAGRANCE, SKIN CONDITIONING

ASPERGILLUS/DEFATTED SOYBEAN SEED FERMENT EXTRACTANTIMICROBIAL, BUFFERING, HUMECTANT, PRESERVATIVE

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How AMMONIUM PHOSPHATE appears in the CosIng inventory

The CosIng inventory lists AMMONIUM PHOSPHATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

AMMONIUM PHOSPHATE is also tagged with 2 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

AMMONIUM PHOSPHATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, AMMONIUM PHOSPHATE carries the following function designation(s):

CAS 7722-76-1 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for AMMONIUM PHOSPHATE

This page reproduces the CosIng inventory entry for AMMONIUM PHOSPHATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research AMMONIUM PHOSPHATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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