Bismuth Oxychloride CAS 7787-59-9
Chemical Name: Bismuth Oxychloride
Synonymous Names: Bismuth Chloride Oxide; Basic Bismuth Chloride; Bismuth Oxochloride; Pearl White
CAS No.: 7787-59-9
Molecular Formula: BiOCl
Molecular Weight: 260.43 g/mol
Purity: ≥99.0%
EINECS No.: 232-122-7
Foconsci supplies high purity Bismuth Oxychloride, it is a pearl-white pigment used in color cosmetics.
Contact our sales team for other bismuth salt products: Bismuth Subcarbonate, Bismuth Oxychloride, Bismuth Subnitrate, Bismuth Sulfide and other bismuth salts.
Product Specification
| Item | Specification |
| Product name | Bismuth Oxychloride |
| CAS number | 7787-59-9 |
| Appearance | White to pearl-white crystalline powder |
| Assay | ≥99.0% |
| CI number | 77163 |
| Particle size, D50 | 8–12 μm |
| Volatile matter | ≤0.50% |
| Lead | ≤10 ppm |
| Arsenic | ≤2 ppm |
| Mercury | ≤1 ppm |
| Cadmium | ≤5 ppm |
| Iron | ≤10 ppm |
| Water solubility | Insoluble |
| Odor | Odorless |
Applications of Bismuth Oxychloride
- Bismuth Oxychloride is used as a pearl pigment and texture modifier in color cosmetics. It can be blended with mica, titanium dioxide and iron oxides for foundations, loose powders, pressed powders, blushes, eye makeup, lip products and nail coatings.
- Used in printing inks, decorative coatings, plastic compounds and artificial pearl materials.
Packaging and Storage
Packaging: 1 kg aluminum foil bag and 25 kg drum
Store Bismuth Oxychloride in a cool, dry and ventilated warehouse. Keep the package tightly closed and protect the powder from moisture and contamination.









