Skip to content
  • industrial

Molybdic(VI) acid (H2MoO4)

CAS 7782-91-4

Also registered as 16 other CAS numbers

8030-65-7 · 11099-00-6 · 14854-24-1 · 31051-56-6 · 36730-33-3 · 36730-35-5 · 66828-59-9 · 80031-73-8 · 113844-93-2 · 118063-53-9 · 449187-65-9 · 876012-62-3 · 1108177-06-5 · 1128073-76-6 · 1310914-20-5 · 1312888-88-2

Molybdic(VI) acid (H2MoO4) chemical structure

Concern score

Not assessed — no hazard data yet.

Molybdic(VI) acid (H2MoO4) in plain language

What it is

Also known as Molybdic(vi) acid · Molybdic acid · (T-4)-HYDROGEN molybdate (MOO42-) (2:1) · Dihydrogen TETRAOXOMOLYBDATE(2-) · Dihydrogen tetrakis(oxido)molybdate(2-) · Molybdate (MOO42-), dihydrogen, (T-4)-

Show all 19 names

Molybdenum hydroxide oxide (MO(OH)2O2) · Molybdenum hydroxide oxide (MOO2(OH)2) · Molybdic (vi) acid · Molybdic acid (H2MOO4) · dihydroxy(dioxo)molybdenum · Diammonium dimolybdate · H2MoO4 · H2MoO4.12H2O · Molybdate (MoO42-​)​, hydrogen (1:2)​, (T-​4)​- · ACS grade Molybdic acid · Molybdicacid · UNII-I96N991J1N · dihydroxidodioxidomolybdenum

What it does

Used in consumer products as a preservative.

  • Preservative
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Molybdic(VI) acid (H2MoO4) appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 12 composition records across product categories including Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Preservative.
    • EPA CPDat observed this chemical in 12 composition records across product categories including Laboratory supplies. EPA CPDat classifies this chemical for functional uses including Preservative.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Molybdic(VI) acid (H2MoO4) yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2019-12-20

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Molybdic(VI) acid (H2MoO4) in a product composition. These are source records, not Greenveil catalog products.

Source records

12

Named organisations

1

Laboratory supplies

Typical roles

Preservative
See products using Molybdic(VI) acid (H2MoO4) →