murphyQuaternium-18 Bentonite
AKA: Bentoquatam, Quaternium 18-bentonite, Organoclay, Claytone so, Tixogel mp, Tixogel te, 1340-69-8, Claytone 40, TIXOGEL MP-100
Synthetic
Clay
Clean
OriginDerived from bentonite clay, a naturally occurring aluminum silicate mineral, modified with quaternary ammonium compounds. Produced by treating bentonite clay with quaternary ammonium salt compounds through chemical modification.
Quaternary ammonium compounds, bis(hydrogenated tallow alkyl)dimethyl, salts with bentonite
Solubility Soluble
Formula
Al2H2O6Si
Mol. Weight
180.06
CAS #
68953-58-2, 1340-69-8
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Viscosity Controlling
Controls Viscosity
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Reviewed by CIR
Pregnancy
Yes
CIR Safety Findings
Not an Eye Irritant
1 study / 1 not irritating (CIR 241)
Not a Skin Irritant
2 studies / 2 not irritating (CIR 241)
Not a Sensitizer
2 studies / 2 not sensitizing (CIR 241)
Concentration Guide
Leave-on0.15–2.5%
Rinse-offNot reported
0%50%100%
CIR reported use · 2018 survey
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR