S1-K1 Cosmetic Grade
S1-K1 is a high purity Rutile TiO2 more than 99%. It has excellent optical properties and easily dispersed in various kinds of water or oil system. S1-K1 has pretty low heavy metals, complying with Standard of Safety and Technical Standards for Cosmetics of the Peoples Republic of China（2015 version）and GB/T 27599-2011 of China.
【Key Features】
• Excellent optical properties
• Good dispersibility in both water and solvent system
• Non-toxic and odorless
• Stable chemical properties
【Applications】
★ Colorant for make-up cosmetic
★ Colorant for foodstuff
★ Colorant for pharmaceuticals
Remarking: ★ Highly Recommended; ● Recommended
【Properties】
| TiO₂ content | ≥99.0% |
| Loss on drying, % | ≤1 |
| Soluble in water | ≤0.5 |
| As content / ppm | ≤1 |
| Hg content / ppm | ≤1 |
| Tint strength, % | ≥100 |
| Residue (325 mesh), % | ≤0.5 |
| Bulk density, g/ml | 0.50 - 0.80 |
| pH value | 6.0 - 8.0 |
| D50, μm | 0.30 - 0.45 |
| Loss on ignition, % | ≤1 |
| Soluble in acid | ≤1.5 |
| Cd content / ppm | ≤3 |
| Heavy metal content, in Pb / ppm | ≤10 |
| L value / % | ≥95.0 |
| ΔE | ≤0.8 |
| Microbial contents, cfu/g | ≤1000 |
| Mold & Yeast count, cfu/g | ≤100 |
【Package & Storage】
Package: 25kgs barrel
Storage: Keep tightly sealed and stored in a cool, dry and well-ventilated area.