Laureth-4 CAS 9002-92-0
Conker RL-4
Laureth-4 is a nonionic emulsifier and surfactant used in cosmetics. It stabilizes oil-water mixtures, solubilizes fragrances, boosts foam, and improves product texture. Common applications include shampoos, body washes, facial cleansers, creams, and lotions.
Quantity
Product Overview

Laureth-4 is a naturally derived surfactant and emulsifier that provides emulsifying and decontaminating properties for a variety of product applications; it can also be added to products based on vegetable oils or liquid synthetic fats and oils. When used, Laureth-4 is dispersed in water to form a milky white emulsion, commonly known as a milk bath. Laureth-4 mainly used in make-up removers or oils, either alone or in combination with other emulsifiers.
Laureth-4 Features:
- Excellent softness and conditioning, giving lightness, shine and softness to the hair.
- Unique direct adsorption and good anti-static effect prevents hair from drying and tangling.
- Significantly improves wet and dry combability and feel, leaving hair with a smooth, manageable surface.
Specification
| CAS | 9002-92-0 |
|---|---|
| Appearance | colourless to light yellow transparent liquid |
| Content (%) | ≥99% |
| pH | 7.5 |
| Acid value | ≤2.0 mgKOH/g |
| Hydroxyl value | 150-160 mgKOH/g |
| Moisture | ≤1.0% |
| Solubility | Fat Soluble |
| HLB value | 9.0-10.0 |
| Recommended dosage | 0.5-39% |
Product Characteristics
- Surfactant & Cleanser: Its main job is to lower surface tension. In shampoos, face washes, and body washes, laureth 4 helps to surround and lift oil, dirt, and makeup from skin and hair so they can be rinsed away with water.
- Emulsifier: In lotions, creams, and conditioners, laureth 4 helps blend oil-based ingredients with water-based ingredients into a stable, uniform mixture that doesn't separate.
- Solubilizer: laureth 4 helps disperse and dissolve fragrances and essential oils into water-based products.
- Foam Booster: While not the strongest foamer on its own, laureth 4 contributes to and stabilizes lather in cleansing products.

FAQ
A: What is Laureth-4?
Q: Laureth-4 It is a surfactant and emulsifier derived from lauryl alcohol (from coconut or palm oil) and ethylene oxide.
A: Is Laureth-4 safe for hair?
Q: Yes, Laureth 4 is a safe, mainstream, and moderately gentle ingredient for hair care
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