Ruichem® RC-220
Medicine Grade Ruichem® RC-220 is an untreated anatase titanium dioxide, produced by sulfate process, with high brightness, purity and good opacity. It complies with E 171, European Pharmacopoeia, US Pharmacopoeia, Japanese Pharmacopoeia, Chinese Pharmacopoeia, etc.
【Key Features】
As a pharmaceutical product coating, an additive, and a whitening agent, it is mainly used for preparing coated tablets, pills, granules, capsules, and external preparations.
【Applications】
As a pharmaceutical product coating, an additive, and a whitening agent, it is mainly used for preparing coated tablets, pills, granules, capsules, and external preparations.
【Properties】
| TiO₂ content | ≥99.0% |
| Specific gravity (g/cm³) | 3.80 ~ 4.00 |
| Soluble matter in water | ≤0.25% |
| Soluble matter in HCl (0.5N) | ≤0.5% |
| Loss on drying (105℃) | ≤0.5% |
| Loss on ignition (800℃) | ≤0.5% |
| Classification — ISO591-1:2000(E) | A1 |
| Sb, ppm | ≤2 |
| As, ppm | ≤1 |
| Pb, ppm | ≤3 |
| Hg, ppm | ≤1 |
| Zn, ppm | ≤50 |
| Cd, ppm | ≤1 |
| Fe, ppm | ≤200 |
| Bacteria, cfu/g | ≤100 |
| Moulds and Yeasts, cfu/g | ≤100 |
【Package & Storage】
Package: 25kgs craft paper bag
Storage: Keep tightly sealed and stored in a cool, dry and well-ventilated area.