Sodium Cocoyl Isethionate SCI Cosmetic Grade Surfactant(CAS 61789-32-0)
Common Name: Sodium Cocoyl Isethionate
Abbreviation: SCI
Alias: Cocoyl Isethionic Acid Sodium Salt
CAS Number: 61789-32-0
EINECS Number: 263-058-8
Average Molecular Weight: 312.42
Standard Active Content: Cosmetic Grade ≥94.0%
Appearance: White flaky fine powder, faint coconut odor, no pungent smell
pH Value (1% aqueous solution): 5.0 - 6.5
Solubility: Hot water soluble, partially soluble in glycerin, insoluble in mineral oil
Packaging: 25KG kraft paper bag with inner food-grade PE bag
Storage Condition: Sealed moisture-proof storage, cool dry ventilated warehouse, avoid high humidity and high temperature
Shelf Life: 24 months unopened under standard storage
Core Application: Sulfate-free cleansing bar, mild facial cleanser, baby shampoo, sensitive body wash, shampoo conditioner compound formula, low-irritation household cleaning products.
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Sodium Cocoyl Isethionate SCI Cosmetic Grade Surfactant(CAS 61789-32-0)
Sodium Cocoyl Isethionate (SCI, CAS 61789-32-0) is a natural coconut-derived mild anionic sulfate-free surfactant. It is synthesized from coconut fatty acid and sodium isethionate via esterification reaction. Different from SLS/SLES harsh surfactant, SCI owns low skin irritation, excellent foam elasticity and skin moisturizing property after washing. This cosmetic grade SCI adopts deacidification purification process, low free acid residue, stable foaming performance, weak degreasing power. It is mainstream mild cleansing raw material for sensitive skin and infant series, widely approved for global cosmetic cleansing production, steadily supplied for worldwide B2B cleansing factory and skincare formulation enterprises.
Key Benefits
• 100% Sulfate-free: No SLS/SLES, compliant with clean beauty global standard
• Ultra-mild cleansing: Weak degreasing, non-drying after rinse, fit sensitive skin
• Rich creamy foam: Fine elastic foam, easy rinse without slippery residue
• Good formula compatibility: Blend well with amphoteric and nonionic surfactant
• Low irritant property: Approved for 0+ infant daily cleansing cosmetic use
• High chemical stability: Stable foaming effect under conventional cosmetic pH
Applications
• Facial Cleansing: Sensitive skin facial foam, amino acid mild cleanser, cleansing balm base
• Infant Care: Baby tear-free shampoo, newborn bath wash, kids cleansing bar
• Body Cleansing: Moisturizing body wash, anti-dry cleansing soap, spa bath agent
• Hair Care: Anti-frizz mild shampoo, scalp sensitive cleaning shampoo
• Clean Beauty Products: Vegan handmade soap, zero-addition clean cleansing formula
Certificate Of Analysis (COA)
Test Item | Standard Specification | Test Result | Test Method |
SCI Active Substance Content | ≥94.00% | 95.16% | Potentiometric Titration |
Appearance | White flaky fine powder, faint coconut smell | Qualified | Visual & Olfactory Inspection |
1% Aqueous Solution pH | 5.0 - 6.5 | 5.8 | Digital pH Meter Test |
Free Coconut Acid | ≤4.00% | 2.12% | Solvent Extraction Method |
Free Isethionic Acid | ≤3.00% | 1.57% | HPLC Detection |
Loss on Drying | ≤2.00% | 0.93% | Vacuum Drying Method |
Heavy Metal(Pb) | ≤2ppm | 0.6ppm | ICP-MS Test |
Conclusion | Compliant with SCCS/REACH/FDA Sulfate-free Cosmetic Standard | Passed | Full Item Factory Inspection |
Frequently Asked Questions (FAQ)
1. What is the best dissolution temperature for SCI powder? Dissolve completely under 75-85℃ deionized water.
2. What dosage for daily sensitive facial cleanser? Recommended addition: 8%-15% for facial cleanser formula.
3. Can SCI compound with Cocamidopropyl Betaine for cleansing? It has perfect synergistic foaming effect with CAB.
4. Do you support customized fine mesh SCI powder? 80-120 mesh customized powder available in bulk.
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