PEG-40 Hydrogenated Castor Oil (CAS 61788-85-0) is a non-ionic solubilizer derived from hydrogenated castor oil. It transforms essential oils, fragrances and oil-soluble actives into clear, water-compatible solutions — an essential tool for toners, serums, micellar waters and bath products.
Physical & Chemical Properties
- INCI: PEG-40 Hydrogenated Castor Oil
- Appearance: pale yellow to yellowish viscous liquid or paste (may solidify at low temperature)
- Solubility: soluble in water, ethanol and most polar solvents; self-dispersing
- HLB value: approx. 12–14 (solubilizer range)
- Ionic type: non-ionic
- Cloud point: typically >80°C
- Raw material source: hydrogenated castor oil + ethylene oxide
Key Benefits for Formulation
- Excellent solubilization: clears essential oils, fragrances and oil-soluble actives in water
- Clear formulation support: transparent toners, serums and mists
- Mild & low-irritation: suitable for sensitive skin lines
- Foam-friendly: enhances cleansing systems
- Versatile: works across skincare, hair care and bath products
Main Applications
- Toners & facial mists: solubilizes essential oils and actives into clear liquids
- Serums & essences: delivers oil-soluble actives in water-based formats
- Micellar water & cleansers: improves oil pickup and clarity
- Bath & shower oils: disperses fragrance and oils evenly
- Hair care: solubilizes oils in conditioning and styling systems
Why Choose Our Bulk PEG-40 Hydrogenated Castor Oil?
- GMP manufacturing: full quality control from raw material to finished product
- Complete documentation: COA, SDS and heavy metal test reports available on request
- Flexible supply: MOQ and lead time on inquiry, from R&D samples to mass production
- Export experience: reliable shipping to EU, North America, Australia and Middle East
Recommended Usage
Typical use level 1%–5% relative to the oil content to be solubilized; ratio of solubilizer to oil is commonly 1.5:1 to 3:1 for clear systems. Pre-mix with the oil phase, then add water slowly. For external use only.
FAQ About Wholesale PEG-40 Hydrogenated Castor Oil
What is the CAS number of PEG-40 Hydrogenated Castor Oil?
CAS 61788-85-0.
What is the INCI name?
PEG-40 Hydrogenated Castor Oil.
What is the HLB value?
Approximately 12–14, in the solubilizer range.
Is it water soluble?
Yes — it is soluble in water and ethanol, and self-disperses in aqueous systems.
How much do I need to solubilize essential oils?
A common ratio is 1.5:1 to 3:1 solubilizer to oil; optimize per oil type and target clarity.
Can it be used in micellar water?
Yes — it is a popular solubilizer for micellar and cleansing waters.
Is it suitable for sensitive skin?
It has a mild, low-irritation profile, though always patch-test at use levels.
Does it contain castor oil allergens?
It is derived from hydrogenated castor oil; check your regional labeling requirements for allergen disclosure.
Start Your PEG-40 Hydrogenated Castor Oil Bulk Order
Contact our sales team today for spec sheets, samples and bulk pricing — our technical team is ready to support your formulation development.