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Sodium sulfate

CAS 7727-73-3

Sodium sulfate chemical structure

Concern score

Not assessed — no hazard data yet.

Sodium sulfate in plain language

What it is

Also known as Sodium sulfate decahydrate · Mirabilite · Natrii sulfas · Sodium sulfate hydrate · Disodium sulfate decahydrate · Glauber's salt

Show all 35 names

Mang xiao · Mangxiao · Sulfuric acid disodium salt, decahydrate · Sodium sulfate--water (2/1/10) · disodium;sulfate;decahydrate · Disodium sulphate decahydrate · Disodium sulfate decahydrate (Na2SO4.10H2O) · E-514(I) · Glaubersalz · Ins NO.514(I) · INS-514(I) · Na2SO4.10H2O · Natrii Sulfus · Natrium Sulfuricum · Sodium sulphate · Sodium sulphate decahydrate · Sodiumsulfatedecahydrate · Sodium sulfafe decahydrate · Sodium sulfate (Na2SO4) decahydrate · Sodium sulfate (USP) · Sodium sulfate 10 hydrate · Sodium sulfate decahydrate (Na2SO4.10H2O) · Sulfuric acid sodium salt (1:2), hydrate (1:10) · UNII-0YPR65R21J · sodium sulfate (hydrate) · BLI-801 component sodium sulfate · Natrum sulphuricum · Suprep bowel prep kit component sodium sulfate · BLI801 component sodium sulfate

What it does

Used in consumer products as a pH adjuster and a flavouring.

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

Regulation

No restrictions found. Sodium sulfate appears in these published regulatory listings.

  • In marketed US drugs
  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • USFDAinactive ingredient database8 entries — 3 administration routes
    • Route: OPHTHALMIC; Dosage form: SOLUTION/ DROPS; Maximum daily exposure: 13 mgSource →
    • Route: OPHTHALMIC; Dosage form: SUSPENSION; Maximum daily exposure: 1 mgSource →
    • Route: ORAL; Dosage form: TABLET; Potency: 182 mgSource →
    • Route: ORAL; Dosage form: TABLET, COATED; Potency: NASource →
    • Route: ORAL; Dosage form: TABLET, DELAYED RELEASE; Potency: 16.24 mgSource →
    • Route: TOPICAL; Dosage form: SHAMPOO; Potency: 5 %w/wSource →
    • Route: TOPICAL; Dosage form: SOAP; Potency: 0.05 %w/wSource →
    • Route: OPHTHALMIC; Dosage form: SOLUTION; Potency: 0.14 %w/wSource →
  • GLOBALJECFAEvaluatedJECFA evaluation record.
  • USEPAcommercial use observedEPA CPDat observed this chemical in 11 composition records across product categories including Laboratory supplies, Cleaning products and household care, Personal care. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient, Processing aids not otherwise specified, pH regulating agent.
    • EPA CPDat observed this chemical in 11 composition records across product categories including Laboratory supplies, Cleaning products and household care, Personal care. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient, Processing aids not otherwise specified, pH regulating agent.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 261 active drug products and 280 total products.
    • FDA NDC lists this ingredient in 261 active drug products and 280 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

Independent scientific assessments cited by the records we hold, with the year and link where the record gives one.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

  • JECFA

    Joint FAO/WHO Expert Committee on Food Additives

  • EFSA

    European Food Safety Authority

    No EFSA opinion on file.

Evidence & sources

No graded research studies for Sodium sulfate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

8 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated october 21, 2013

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2031-01-05

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • WHO JECFA Database

    regulatory · updated 2026-10-04

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (2)
Openfda substance

codexalimentarius.net

Read →

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 FDA National Drug Code directory has listed Sodium sulfate in a product composition. These are source records, not Greenveil catalog products.

Source records

280

Typical roles

pH adjusterFlavouring
See products using Sodium sulfate →

Catalog

Found in these products

Their ingredient lists include Sodium sulfate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 453 →Find products without it →