Appearance: Pale yellow to yellow crystalline powder.
1. Quaternium-73 has strong antibacterial activity, which can damage the cell membrane of bacterium and fungi, especially for Propionibacterium acnes.
2. It can be used as a preservative, has a strong killing ability against bacterium, staphylococcus, and Escherichia coli, and its corrosion resistance is better than parabens.
3. It can also inhibit the formation of melanin
4. Powerful but high security.
1. Soluble in alcohol, suggest pre-dissolved it with propylene glycol, butanediol, and pentanediol by a water bath.
2. Suitable for all kinds of skincare products, recommended for oil control, and acne products.
Recommended dosage: 0.001 - 0.05%