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InventoryRef 5754615/10/2010

MAGNESIUM HYDROGEN PHOSPHATE

Phosphoric acid, magnesium salt (1:1)

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

Regulatory evidence by market

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

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

Chemical identity and properties

PubChem 2D chemical structure for CAS 7757-86-0
CAS 7757-86-0PubChem CID 123955

Magnesium Hydrogen Phosphate

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...Magnesium Hydrogen Phosphate... Cosmetic Ingredient Review (CIR)

IUPAC name
magnesium hydrogen phosphate
Molecular formula
HMgO4P
Molecular weight
120.28 g/mol
Exact mass
119.9462872 Da
Topological polar surface area
83.4 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
4
Covalent units
2
Defined stereocentres
0

Also known as

Magnesium phosphate dibasicPhosphoric acid, magnesium salt (1:1)Magnesium hydrogenorthophosphateA1Y870209ZINS NO.343(II)INS-343(II)E-343(II)RefChem:55534
16 more reported names
magnesium phosphate (1:1)231-823-5Magnesium phosphate, dibasicMagnesiumhydrogenorthophosphatemagnesium;hydrogen phosphateDibasic magnesium phosphateDimagnesium phosphatemagnesium,hydrogen phosphateUNII-A1Y870209ZxMagnesium phosphateEINECS 231-823-5MgHPO4EC 231-823-5mono magnesium orthophosphateMagnesium phosphate (Mg(HPO4))SECONDARY MAGNESIUM PHOSPHATE
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.

Inventory details for MAGNESIUM HYDROGEN PHOSPHATE

INCI name

MAGNESIUM HYDROGEN PHOSPHATE

Description

Phosphoric acid, magnesium salt (1:1)

Record provenance

Inventory reference
57546
Imported identity
MAGNESIUM HYDROGEN PHOSPHATE
Source update
15/10/2010
European Commission CosIng source notes

Key data

Restriction
Function
ANTICAKING
Preventing agglomeration of particulate solids into lumps or hard masses (cohesive cake), thus allowing free flow of particles.

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How MAGNESIUM HYDROGEN PHOSPHATE appears in the CosIng inventory

The CosIng inventory lists MAGNESIUM HYDROGEN 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.

MAGNESIUM HYDROGEN PHOSPHATE is also tagged with 1 cosmetic function 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

MAGNESIUM HYDROGEN 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, MAGNESIUM HYDROGEN PHOSPHATE carries the following function designation(s):

CAS 7757-86-0 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.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for MAGNESIUM HYDROGEN PHOSPHATE

This page reproduces the CosIng inventory entry for MAGNESIUM HYDROGEN 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 MAGNESIUM HYDROGEN 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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