Sodium C14-16 Olefin Sulfonate(CAS 68585-34-0)
Product Name: Sodium C14-16 Olefin Sulfonate
Abbreviation: AOS (C14-16)
INCI Name: Sodium C14-16 Olefin Sulfonate
CAS No.: 68585-34-0
Grade: Cosmetic Premium Grade (High Purity & Low Irritation)
Active Content: 35.0%±1.0%
Appearance: Colorless to Light Yellow Transparent Liquid, No Stratification, No Precipitation, Slight Characteristic Odor
Molecular Formula: Variable (C14-C16 Olefin Sulfonate Sodium Salt Mixture)
MOQ (Minimum Order Quantity): 25KG
Solubility: Easily soluble in water, fast dissolution speed, clear and transparent aqueous solution; excellent compatibility with anionic, nonionic and amphoteric surfactants
Core Efficacy: High-efficiency decontamination and oil control, rich and dense foam, excellent salt-free thickening performance, low-temperature stable foaming, mild cleansing, hard water resistance
Key Characteristics: Excellent foaming power in wide temperature and hard water environment, natural self-thickening, low skin and eye irritation, strong detergency, stable acid-base resistance, no degreasing and dryness after washing
Storage Condition: Sealed and stored in dry, cool and ventilated warehouse, avoid high temperature exposure and low-temperature freezing, keep tightly sealed after opening to prevent moisture and impurity contamination
Shelf Life: 24 Months
Application: Widely used in mild facial cleanser, shampoo, body wash, foam hand sanitizer, pet cleaning products, low-irritation daily chemical cleansing formulas and high-efficiency foaming cosmetic systems
Sodium C14-16 Olefin Sulfonate, AOS, Cosmetic Grade AOS, High Foaming Surfactant, Mild Cleansing Agent, Dirt Removal Thickener, Shampoo Raw Material, Body Wash Raw Material
Sodium C14-16 Olefin Sulfonate(CAS 68585-34-0)
Cosmetic Grade Sodium C14-16 Olefin Sulfonate (AOS) is a high-efficiency and mild anionic surfactant upgraded for high-quality daily chemical and cosmetic cleansing products. Compared with traditional sulfate surfactants such as SLES and K12, it features lower irritation, better hard water resistance and more stable foaming performance.
With unique olefin sulfonate molecular structure, it has excellent surface activity, which can quickly and gently decompose skin surface oil, dirt and residual cosmetics, achieving thorough cleaning without damaging skin sebum film. The product has outstanding salt-free self-thickening ability, which can effectively increase the viscosity of aqueous cleansing formulas without additional thickeners such as sodium chloride, simplifying formula design and avoiding system instability caused by salt thickening.
It maintains dense and elastic foam in low temperature and hard water environments, solving the problem of poor foaming and easy foam collapse of traditional surfactants in harsh water quality. It has mild cleansing performance, no tight and dry feeling after washing, wide pH adaptability, stable high and low temperature resistance, no peculiar smell, no irritation, and excellent compatibility with various mild surfactants. It is the preferred core foaming and thickening raw material for high-end mild cleansing cosmetics and long-term stable daily chemical cleaning formulas.



Key Benefits
•Mild & Low Irritation, Skin-Friendly Cleansing: Far milder than traditional sulfate surfactants, low skin and eye irritation, no damage to skin barrier, no dry and tight feeling after washing, suitable for long-term gentle cleansing.
•Excellent Hard Water Resistance & Stable Foaming: Works stably in various water quality environments, no foam collapse or reduced detergency caused by hard water, maintains dense and elastic foam in low temperature and conventional temperature environments.
•Salt-Free Self-Thickening, Simplify Formula: Independent natural thickening performance, no need for additional thickeners, reduce formula cost, avoid salt-induced precipitation and stratification, and improve formula stability.
•High-Efficiency Detergency & Oil Control: Balanced and powerful decontamination capacity, thoroughly remove excess oil and dirt, long-term oil control without over-degreasing, balance skin and scalp oil secretion.
•Wide pH Adaptability & Strong Stability: Stable performance in acidic, neutral and weak alkaline formulas, excellent high and low temperature resistance, no deterioration or viscosity attenuation during long-term storage.
•Super Compatibility & Easy Processing: Perfectly compatible with amino acid surfactants, betaine and nonionic surfactants, simple formula debugging, uniform dispersion, suitable for industrial mass production.
Applications
•Mild Facial Cleanser & Foaming Cleansing Products: Core foaming and thickening raw material for mild facial cleanser, bubble cleanser and sensitive skin cleansing milk, balance cleansing power and mildness, improve foam texture.
•Shampoo & Scalp Care Products: Widely used in high-efficiency oil-control shampoo, mild scalp cleansing lotion, solve scalp oil and dirt accumulation, clean thoroughly without dry and frizzy hair.
•Body Wash & Hand Sanitizer Series: Preferred surfactant for moisturizing body wash, foam hand sanitizer and daily cleaning products, create rich foam, upgrade cleaning experience, mild and non-drying.
•Low-Irritation Daily Chemical Cleaning Formula: Replace traditional high-irritation sulfate surfactants, used in household mild cleaning products, improve product safety and comfort.
•Pet Mild Cleaning Products: Suitable for pet body wash and pet foam cleaning supplies, ultra-mild formula, no irritation to pet skin and hair, safe and clean.
•Compound Functional Cleansing System: Compound with amino acid and amphoteric surfactants to build high-end mild and high-efficiency cleansing formula, widely used in various high-quality cosmetic cleaning products.
Certificate Of Analysis (COA)
Test Item | Standard Specification | Test Result |
Product Name | Sodium C14-16 Olefin Sulfonate | Compliant |
CAS No. | 68585-34-0 | Compliant |
Appearance | Colorless to Light Yellow Transparent Liquid | Compliant |
Active Matter Content | 35.0%±1.0% | 34.9% |
pH Value (1% Solution, 25℃) | 7.0~9.0 | 8.1 |
Viscosity | Qualified | Qualified |
Water Insoluble Substance | ≤0.1% | 0.02% |
Heavy Metal (Pb) | ≤1ppm | 0.2ppm |
Arsenic (As) | ≤0.5ppm | 0.1ppm |
Microorganism | ≤100CFU/g, No Pathogenic Bacteria | Qualified |
Conclusion | Conforms to cosmetic grade quality standard | Qualified |
Frequently Asked Questions (FAQ)
• Q1: What is the MOQ of Sodium C14-16 Olefin Sulfonate?
A1: The standard MOQ is 25KG, and sample orders are supported for formula testing and cleansing performance trial production.
• Q2: What certification documents can be provided?
A2: Complete COA, MSDS, heavy metal and microbial test reports and full set of customs clearance documents are available to support export declaration and cosmetic product filing.
• Q3: What is the recommended dosage in cosmetic formulas?
A3: Conventional addition ratio is 3.0%-12.0%. 3%-6% for mild facial cleansers, 5%-10% for shampoo and body wash, adjustable according to foaming and thickening requirements.
• Q4: What is the difference between AOS and SLES?
A4: AOS has lower irritation, better hard water resistance and self-thickening ability, no need for salt thickening, more stable foam, no dry and tight feeling after washing, higher safety than traditional SLES.
• Q5: Does the product foam well in cold water?
A5: Yes, it has excellent low-temperature foaming performance, stable foaming effect in cold water and hard water, no obvious foam collapse, suitable for all-season formula production.
• Q6: Can it be compounded with amino acid surfactants?
A6: Absolutely yes, it can perfectly compound with amino acid, betaine and nonionic surfactants to balance cleansing power, foam volume and mildness, optimize product comprehensive performance.
• Q7: Do you support stable large-batch supply all year round?
A7: Standardized production lines ensure sufficient inventory and stable annual output, supporting long-term cooperative orders and customized formula matching services.
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