Grade 1: Cosmetic Grade (Best Seller for Global Cosmetic Factories) Total ester ≥98.5% Acid value ≤0.5 mgKOH/g Saponification value: 182--192 mgKOH/g Iodine value ≤2.0 gI2/100g Heavy metal (Pb) ≤10ppm, As ≤2ppm Microbe control, meets CosIng, CIR safety certification, low irritation, safe for lip & facial contact products Grade 2: Industrial Synthetic Ester Grade (Lubricant & Plastic Additive) Total ester ≥95% Loose heavy metal & microbe limits, no cosmetic safety test, low cost for mechanical lubricant, plastic internal lubricant, metal working oil
Pentaerythrityl Tetraisostearate (PTIS, CAS 62125-22-8) is high molecular weight tetraester synthesized by esterification of pentaerythritol and branched isostearic acid. It is pale yellow viscous oil with excellent hydrophobicity, high temperature resistance and anti-oxidation performance, no rancidity during long storage. PTIS is premium thick emollient with cushion soft skin feel, forms breathable water-repellent protective film to reduce transepidermal water loss. It has outstanding pigment & UV filter wetting & dispersing capacity, perfect compatibility with all cosmetic oil phases. It also works as high-viscosity biodegradable base stock for industrial lubricant with wide low-temperature fluidity range.
Rich moisturizing & long-lasting smooth skin touch, non-sticky after application Excellent pigment dispersant, improve lipstick color spread & staying power High thermal stability, no discoloration under high-temperature cosmetic melting process Low irritation, CIR & CosIng approved, safe for lip, eye and sensitive skincare formulas Increase product viscosity without thickener, stabilize cream & lotion system Biodegradable synthetic ester, eco-friendly green industrial lubricant base oil Non-hazardous goods, sea, air & express shipping available without dangerous package certificate Factory direct supply from Hubei, fast delivery with complete export documents

Cosmetic Grade (Main Export Market)
Color Cosmetics: lipstick, lip gloss, long-wear foundation, cream blush, concealer, pressed powder
Skin Care: nourishing face cream, body butter, massage oil, waterproof sunscreen cream, essence oil
Hair Care: hair mask, anti-frizz hair oil, styling serum, improve hair smoothness & luster
Industrial Lubricant Grade
Biodegradable machinery base oil, food-grade chain lubricant
Metal cutting fluid, rolling oil, anti-rust additive
Internal lubricant & plasticizer for PVC, EVA, PE plastic extrusion
Textile smoothing agent, paint anti-settling additive