Cetyl Trimethyl Ammonium Chloride is a cationic surfactant commonly used as an emulsifier, thickener, antistatic agent, and preservative in cosmetics and personal care products. CTAC has antibacterial properties, which makes it play an important role in skin preparations and helps prevent wound infections. CTAC has been approved by the US Food and Drug Administration (FDA) for topical use, and its concentration in cosmetics is usually safe, typically at 0.2% w/w.

CTAC has high safety, but attention should still be paid to concentration when using it to avoid possible skin irritation or other side effects. In retention type products, the recommended usage of CTAC should not exceed 0.25%. The physical and chemical properties of CTAC include acidic pH and water solubility. Due to its versatility, CTAC has been widely used in the personal care and cosmetics industries.
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CTAC stands for Hexadecyl Trimethyl Ammonium Chloride
Hexadecyl Trimethyl Ammonium Chloride is a cationic surfactant, soluble in water, methanol, and ethanol. It is mainly be used as softener and hair conditioner. It also can be used as softener in waterproof coatings, natural fiber, synthetic fiber, and glass fiber. It has good compatibility with cationic, nonionic and amphoteric surfactants.
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