IGM
Photoinitiator Irgacure 819
CAS 162881-26-7
In StockMOQ
25 kg
Lead Time
5–10 days
Packaging
25 kg bags
Specifications
| Purity | ≥97% |
| Appearance | Light yellow powder |
| Molar mass | 418.5 g/mol |
| Absorption max | 370 nm |
FAQ
Bis-acylphosphine oxide PIs absorb at longer wavelengths (370–400 nm) where organic pigments are more transparent, enabling deeper cure in thick or heavily pigmented UV coatings. Also effective with 395 nm LED lamps.
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