Surfactants
REACH
Nonaethylene Glycol Monododecyl Ether
CAS Number
3055-99-0
EC Number
221-284-4
What is Nonaethylene Glycol Monododecyl Ether?
Nonaethylene Glycol Monododecyl Ether (CAS 3055-99-0), commercially known as Laureth-9, is a nonionic ethoxylated fatty alcohol surfactant.
Where is Nonaethylene Glycol Monododecyl Ether used?
- Personal care: solubilizer of fragrance oils and lipophilic actives in micellar waters, toners and light serums
- Pharmaceuticals: solubilizing agent and permeation enhancer in topical and semi-solid dosage forms
- Cosmetic emulsions and cleansing products: oil-in-water stabiliser supporting foam texture and rinse-off performance
- It acts as a wetting agent in spermicidal and contraceptive gel formulations.
Good to know: Cosmetic-grade and pharmaceutical-grade specifications exist; the pharmaceutical grade is subject to compendial standards for topical and semi-solid applications.
Commercial specifications
- Bulk supply in drums and IBCs
Other Names (Synonyms)
Laureth-9|2-[2-[2-[2-[2-[2-[2-[2-(2-dodecoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol|Polidocanol
What are the physical properties of Nonaethylene Glycol Monododecyl Ether?
Melting Point 33.3-33.6 °C
Boiling Point 615.9±50.0 °C(Predicted)
Density 1.007±0.06 g/cm3 (20 ºC 760 Torr)
Flash Point 244°C (Cleveland open test)
Color White to Off-White
Odor Bland
Form Gel
Refractive Index n20/D 1.459
pH pH (50g/l, 25℃) : 4.0～6.0
Log P 3.029 (est)
How is Nonaethylene Glycol Monododecyl Ether classified and handled safely? Learn More
Danger
GHS05· Corrosive GHS07· Irritant GHS09· Environmental Hazard
Hazard Statements
H302 Harmful if swallowed
H315 Causes skin irritation
H318 Causes serious eye damage
H319 Causes serious eye irritation
Precautionary Statements
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P271 Use only outdoors or in a well-ventilated area.
Which trade and regulatory codes apply to Nonaethylene Glycol Monododecyl Ether?
Storage Class 10 - Combustible liquids
WGK (Germany) 3