Ammonium Xylenesulfonate
AKA “Ammonium xylenesulphonate, Xylenesulfonic acid, ammonium salt, EINECS 247-710-9, 4FZY6L6XCM, 26447-10-9, STEPANATE AXS, STEPANATE AM, RefChem:557868, CYCLOPHIL AXS 40, DTXSID1027899
Surfactant
Ingredient Facts
Ammonium xylenesulfonate
AKA: Ammonium xylenesulphonate, Xylenesulfonic acid, Ammonium salt, EINECS 247-710-9, 4FZY6L6XCM, 26447-10-9, STEPANATE AXS, STEPANATE AM, RefChem:557868, CYCLOPHIL AXS 40, DTXSID1027899
Surfactant · Cleansing · EWG: 4
Synthetic
Cleanser
Not Clean
Ammonium Xylenesulfonate ... safe as cosmetic ingredient in the present practice of use and concentration as described in this safety assessment, when formulated to be nonirritating
Formula
C8H13NO3S
Mol. Weight
203.26
CAS #
26447-10-9
Form
Powder
State
Solid; [eChemPortal: SIDSUNEP] Available as a clear, yellow liquid with an ammonia odor that is 40% ammonium xylene sulfonate and 60% water; [MSDSonline]
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hydrotrope
Viscosity Controlling
Cleansing Surfactant
Surfactant Hydrotrope
Controls Viscosity
Reduces Inflammation
Locks In Moisture
Lifts away dirt and oil
Improves ingredient solubility
Controls product thickness
Traditional Use
A synthetic surfactant developed in the 20th century. Used in cosmetics as a solubilizing agent and preservative booster with no traditional use history.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Irritant
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Ammonium Xylenesulfonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Furfuryltrimethyl ammonium salts
Health Canada
Health Canada Cosmetic Ingredient Hotlist
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Identification of didecyldimethylammonium salts and salicylic acid as antimicrobial compounds in commercial fermented radish kimchi.
Li J, Chaytor JL, Findlay B, McMullen LM, Smith DC et al.
Journal of agricultural and food chemistry, 2015
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR