Chrome Yellow Middle 3403A
Chrome Pigments
CAS 1344-37-2
Technical Information
Chrome Yellow Middle 3403A — HC-3403A
Chrome Yellow Middle 3403A (HC-3403A) is a middle-shade PY34 chrome pigment (Standard Economy grade), featuring Sb₂O₃ Sb₂O₃ for enhanced durability and dispersion. CAS 1344-37-2. This grade is designed for Primer/undercoat only (NOT for topcoat).
Key Features
- Standard Economy Performance: Lightfastness 4-5, Weather resistance 3, Heat stability up to 200-220°C.
- Sb₂O₃ Encapsulation: Antimony trioxide coating provides superior chemical resistance and color stability compared to uncoated grades.
- High Opacity: Lead chromate chemistry delivers exceptional hiding power at low pigment loadings — typical usage 5-15% in coatings.
- Bright Middle Shade: Clean, brilliant middle undertone ideal for industrial and decorative applications.
Recommended Applications
Primer/undercoat only (NOT for topcoat)
⚠️ GHS Classification: Chrome pigments contain lead compounds. GHS08 (Health hazard) + GHS09 (Environmental). H350: May cause cancer. H360Df: May damage the unborn child. H373: May cause damage to organs through prolonged exposure. H410: Very toxic to aquatic life with long-lasting effects. Always refer to SDS before use.
Technical Data
| Product Information | ||||
| Honor Code | HC-3403A | CAS NO. | 1344-37-2 | |
| C.I. Name | PY34 | Coating | Sb₂O₃ | |
| Grade | Standard Economy | Shade | Middle | |
| Technical Performance | ||||
| Lightfastness | 4-5 | Weather Resistance | 3 | |
| Heat Stability | 200-220°C | Oil Absorption | 15-25 g/100g | |
| Specific Gravity | 5.4-6.0 | pH Value | 5-7 | |
| Packaging & Compliance | ||||
| Packaging: 25 kg composite paper bag, 1000 kg/pallet | Shelf Life: 24 months in sealed packaging | |||
Disclaimer: Specifications are for reference only. Always verify with our team and review TDS/SDS before product use.
Disclaimer: Specifications are for reference only. Always verify with our team and review TDS/SDS before product use. Full legal disclaimer.