Phenoxyethanol Liquid Cosmetic Grade Preservative CAS 122-99-6
Phenoxyethanol Liquid is a high-purity, broad-spectrum cosmetic-grade preservative and antimicrobial agent, also known as 2-Phenoxyethanol.
CAS No. 122-99-6
Molecular formula:C8H10O2
Molecular weight:138.16
Our product adopts advanced purification technology, with purity up to 99.0% min.
It is a colorless transparent slightly viscous liquid, featuring mild odor, low irritation and excellent water-oil solubility.
It is widely used in cosmetics, personal care products, daily chemicals and pharmaceutical intermediates.
Phenoxyethanol Liquid, 2-Phenoxyethanol, CAS 122-99-6,Cosmetic Preservative
Phenoxyethanol Liquid Cosmetic Grade Preservative CAS 122-99-6
Phenoxyethanol Liquid is a classic, safe and efficient non-formaldehyde releasing preservative in the cosmetic industry. It inhibits the growth of bacteria, fungi and yeast through destroying microbial cell membranes and inhibiting protein synthesis. Different from traditional preservatives, this product has no pungent odor, low skin irritation, good compatibility with most cosmetic raw materials, and will not affect the color, fragrance and texture of finished products. It has stable chemical properties, no discoloration and decomposition under normal storage and usage conditions, and can effectively extend the shelf life of daily chemical products. It is the most mainstream and compliant preservative raw material for global mid-to-high-end cosmetic formulas.

Physical & Chemical Parameters
Test Item | Standard | Test Result |
Product Name | Phenoxyethanol Liquid | Compliant |
CAS No. | 122-99-6 | Compliant |
Purity (GC) | ≥99.0% | 99.35% |
Moisture Content | ≤0.1% | 0.06% |
Refractive Index (20℃) | 1.5370-1.5410 | 1.5392 |
Density (20℃) | 1.105-1.110 g/cm³ | 1.107 g/cm³ |
Heavy Metals | ≤10ppm | <5ppm |
Residue on Ignition | ≤0.05% | 0.02% |
Appearance | Colorless Transparent Liquid | Compliant |
Conclusion | Qualified | Qualified |
Product Benefits
• Broad-spectrum Antibacterial & Antifungal: Effectively inhibits gram-positive bacteria, gram-negative bacteria, yeast and mold, solves product spoilage, mildew and turbidity problems, and ensures long-term shelf stability.
• Low Irritation & High Safety: Formaldehyde-free, no toxic and harmful residues, compliant with global cosmetic safety standards, mild to facial and sensitive skin, suitable for baby and pregnant women care products.
• Excellent Compatibility: Stable with anionic, cationic and non-ionic raw materials, does not cause formula stratification, discoloration or odor change, and retains the original texture of finished products.
• Stable Chemical Property: Not easy to decompose at high temperature and wide pH range (pH 4-8), adaptable to various production processes and product storage environments.
• Mild Odor & No Residue: Light and non-pungent smell, no peculiar smell after formula compounding, does not affect the fragrance system of high-end cosmetics.
• Cost-effective & Easy to Use: Low recommended dosage (0.5%-1.0%), low addition cost, easy to dissolve and disperse, convenient for industrial mass production.
Product Applications
• Cosmetic Products: Facial cleanser, toner, lotion, cream, essence, mask, serum, makeup base, foundation and other skin care products.
• Personal Care Products: Shampoo, conditioner, body wash, hand sanitizer, body lotion, lip balm and daily washing care products.
• Household Daily Chemicals: Aromatic products, cleaning agents, moisturizing solutions, fabric care solutions and other daily chemical formulations.
• Pharmaceutical & Fine Chemicals: Pharmaceutical intermediate, topical ointment preservative, biological reagent stabilizer.
• Other Industrial Fields: Ink, resin, emulsion, water-based coating anti-corrosion and antibacterial additives.
Frequently Asked Questions (FAQ) & Document Request
• Q1: What is the recommended dosage of Phenoxyethanol Liquid in cosmetic formulas?
A1: The universally recommended dosage is 0.5%-1.0% for most skin care and personal care products. For high-water-content formulas, the dosage can be appropriately adjusted to 1.0%-1.2%, which is within the global regulatory limit range and safe for long-term use.
• Q2: What is your MOQ and delivery cycle?
A2: The minimum order quantity is 1kg. Spot goods can be delivered within 2-3 working days; bulk orders above 1 ton can be delivered within 5-7 working days, and customized packaging services are supported.
• Q3: Can Phenoxyethanol be used together with other preservatives?
A3: Yes, it has excellent synergistic effect with ethylhexylglycerin, caprylyl glycol and other polyol preservatives. Compound use can reduce the dosage of single preservative, improve antibacterial efficiency and reduce product irritation.
• Q4: What is the correct storage method to guarantee shelf life?
A4: Store in a cool, dry, and ventilated environment, avoid direct sunlight and high temperature. The shelf life of unopened original packaging is 24 months. It is recommended to seal and use up as soon as possible after opening.
• Q5: Can you provide third-party test reports and supporting documents?
A5: We can provide complete COA, SDS, MSDS, raw material qualification certificate and third-party detection reports.
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