Sodium Sulfate
- Thickeners
- CAS 7757-82-6
- IUPAC: disodium sulfate
Sodium Sulfate (CAS 7757-82-6) appears in 1 of the 1,812 car-care products CarCareTruth tracks (as of June 2026). It is readily biodegradable.
Sodium sulfate is a non-toxic inorganic salt (table-salt grade relative). Not irritating at typical use concentrations. No Prop 65 listing. No health hazard concerns at trace concentrations in consumer cleaners.
Sodium sulfate (Na₂SO₄) is a common inorganic salt used as a filler and processing aid in liquid cleaning products. It is disclosed under California Cleaning Product Right to Know (CA-RTK) regulations as a non-active ingredient. Environmentally benign — highly water soluble, not bioaccumulative, and not classified as aquatically toxic.
Health & environment profile
- VOC
- no
- Prop 65 listed
- no
- Asthmagen
- no
- EPA Safer Choice
- no
- Aquatic toxicity
- no
- Biodegradable
- yes
- Bioaccumulative
- no
- Persistent
- no
- Ozone depleting
- no
- Microplastic
- no
- PFAS
- no
- Env. score
- 2/5
Common questions about Sodium Sulfate
- What is Sodium Sulfate used for in car care?
- Filler and processing aid
- Is Sodium Sulfate a VOC?
- No. Sodium Sulfate is not classified as a volatile organic compound (VOC).
- Is Sodium Sulfate on California's Proposition 65 list?
- No. Sodium Sulfate is not on California's Proposition 65 list.
- Is Sodium Sulfate biodegradable?
- Yes. Sodium Sulfate has a confirmed biodegradable profile.
1 product contain this
Tuff Stuff Multi-Purpose Foam CleanerProp 65plastic-trim-cleaner
Related
Health and environment notes translate the manufacturer Safety Data Sheet, the GHS classification, and authoritative regulatory listings (California Prop 65, EPA). Not medical advice. They describe the ingredient itself; whether a hazard applies to a finished product depends on its concentration and how it's used.