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High chromatic strength with intense, clean blue-violet hue.
Excellent lightfastness and weather resistance for long-term color stability.
Good dispersibility in both aqueous and organic systems without flocculation.
Non-toxic, sulfate-free formulation compliant with EN 71-3 and RoHS directives.
Thermally stable up to 250 °C, suitable for medium-temperature processing.
Architectural coatings and exterior wall paints.
Plastic coloration for polyolefins and PVC profiles.
Specialty inks including packaging and security printing.
Artist-grade acrylics and watercolor formulations.
Concrete and stucco colorants for precast and cast-in-place applications.
| Chemical Type | Sodium aluminum silicate sulfide (synthetic ultramarine) |
| Product Form | Fine dry powder |
| Appearance | Free-flowing blue-violet powder |
| Primary Applications | Coatings, plastics, inks, construction materials |
| Key Features | Lightfastness grade 7–8 (ISO 105-B02), pH-stable in neutral to mildly alkaline media |
| Particle Size (D50) | 8–12 µm |
| Volatile Matter (105 °C, 2 h) | ≤ 5.0 wt% |
| Heavy Metals (Pb, Cd, Hg, Cr⁶⁺) | Below detection limits per EU Directive 2009/48/EC |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
