Prussian Blue (Iron Blue Pigment)
Prussian Blue (Iron Blue, CI Pigment Blue 27) is a classic inorganic blue pigment based on iron (III) hexacyanoferrate (II), offering a deep, greenish-blue hue with high tinting strength and good alkali resistance when properly formulated. It is used in printing inks, architectural paints, laundry bluing, and artist paints. Chemzip supplies iron blue in standard and high-tinting-strength grades for ink and coating applications.
المواصفات الفنية
| appearance | Dark blue to dark navy powder |
| moisture (%) | ≤3.0 |
| Fe content (%) | 22.0–25.0 |
| tinting strength (%) | 95–110 |
مجالات التطبيق
- Printing ink (intaglio, offset) for intense blue shades
- Architectural interior paint blue tinting
- Laundry and fabric bluing agent
- Artist oil and acrylic paint
- Anti-corrosion primer as blue functional pigment
مميزات المنتج
- Very high tinctorial strength providing deep blue at low use concentrations
- Economical inorganic alternative to phthalocyanine blue in cost-sensitive applications
- Stable under acidic pH conditions common in offset ink systems
- Available in tinting-grade and full-shade grade versions
