beauty
cleaning
industrial

Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt

CAS 11116-58-8

Also registered as 18 other CAS numbers

37380-59-9 · 39355-05-0 · 39392-95-5 · 39434-50-9 · 51161-47-8 · 51329-79-4 · 51434-09-4 · 56730-68-8 · 59977-76-3 · 87435-68-5 · 100328-62-9 · 100357-16-2 · 144377-98-0 · 172826-70-9 · 176634-22-3 · 1192028-40-2 · 1328883-00-6 · 9084-06-4

Concern score

Not assessed — no hazard data yet.

Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt in plain language

What it is: On cosmetic ingredient lists it appears as “Sodium polynaphthalenesulfonate”.
Also known as Sodium polynaphthalenesulfonate · Atlox 4862 · Darvan 1 · Darvan 1 spray dried · Darvan 1SD · Daxad 11
Show all 14 names
Daxad 15 · Daxad 18 · Dehscofix 158 · alkylnaphthalene sulfonic acid (polymerized-na salt) · alkylnaphthalene-sulfonic acid (polymer sodium salt) · formaldehyde-naphthalene sulfonic acid polymer sodium salt · sodium salt of sulfonated naphthaleneformaldehyde condensate · sodium salt of sulfonated naphthaleneformaldehydecondensate
What it does: Used in cosmetics as a cleansing agent, an emulsion stabiliser and a gelling agent. Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt.
Cleansing
Emulsion stabilising
Gel forming
Hydrotrope
Emulsifier
Surfactant
Is it a concern?: We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt appears in these published regulatory listings.

Recorded in these product areas

Found in consumer products
Cleaning
Industrial

EUCosIngActiveNaphthalenesulfonic acid, polymer with formaldehyde, sodium salt
- Naphthalenesulfonic acid, polymer with formaldehyde, sodium saltSource →
USEPAcommercial use observedEPA CPDat observed this chemical in 57 composition records across product categories including Industrial products, Pesticides, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Solubility enhancer, Emulsifier.
- EPA CPDat observed this chemical in 57 composition records across product categories including Industrial products, Pesticides, Construction and building materials. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Solubility enhancer, Emulsifier.Source →

Expert safety opinions

No expert opinion on file for Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

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.

Evidence & sources

No graded research studies for Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

3 data sources

Where this comes from

CosIng
regulatory · updated 2026-09-23
Open →
EPA Chemical and Products Database
exposure · updated may-03-2015
Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
Open →

Suitability

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

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 Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt in a product composition. These are source records, not Greenveil catalog products.

Source records

Named organisations

Industrial productsPesticidesConstruction and building materialsCleaning and safetyHome maintenanceRaw materials

Typical roles

CleansingEmulsion stabilisingGel formingHydrotropeEmulsifierSurfactant

See products using Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt →

Catalog

Found in these products

Cosmetic and personal-care products that list Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt are shown first. Their ingredient lists include Naphthalenesulfonic acid, polymer with formaldehyde, sodium salt; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 87 →Find products without it →