Assay: 99% min
Appearance: Pale yellow powder
Capacity: 1000MT per year
Packaging: 20kg/Carton
Sample: available
CAS No.: 162881-26-7
phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide cas 162881-26-7
Typical Properties
Chemical Name:Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide; photoinitiator 819; irgacure 819
Molecular Fomula:C26H27O3P
Molecular Weight:418.46
Appearance: Pale yellow powder
Assay: 99.0％
Phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide Typical Properties
| Items | Specifications |
| Appearance | Pale yellow powder |
| Assay (HPLC) | ≥99.0％ |
| Melting point | 131~135°C |
| Volatile matter | ≤0.3% |
| Clarity | Clear |
Usage
Photoinitiator 819 is a highly efficient, general-purpose UV photoinitiator for initiating UV polymerization of unsaturated prepolymerization systems.
Applications: Printing inks and prepreg systems for wood, metal, plastic, paper and fiber surfaces
Packaging and Shipping
Packing:20kg/carton box.
Delivery:with in 5-7 working days.
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phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide cas 162881-26-7