Special Fluorescent
Photo Copy
Special Fluorescent - Photo Copy
| General Characteristics of Special Fluorescent - Photo Copy |
| Name | Strontium Pyrophosphate:Eu |
| Chemical Formula | Sr2P2O7:Eu |
| Application | Photo copy Lamp |
| Processing | Stirrer or Ball mill |
| Suspension Type | Butyl acetate |
| Packaging | 45 kg in 50 ltr steel drum |
| Optical Characteristics of Special Fluorescent - Photo Copy |
| —————— 254 nm excitation —————— |
| » Quantum efficiency | 86% |
| » UV absorption | 90% |
| » Wavelength at peak | 422 nm |
| » Bandwidth (50%) | 28 nm |
| » Excitation peak | 247 nm |
| —————— C.I.E. Chromaticity Coordinates —————— |
| » Powder | x = 0.167 Y = 0.014 |
| » Lamp TLD 36W | x = 0.173 Y = 0.037 |
| Physical Characteristics of Special Fluorescent - Photo Copy |
| Body Colour | White |
| Specific Gravity | 3.40 |
| Particle Size Distribution | By Laser Diffraction (Sympatec - HELOS) |
| » fraction £ 6.0 µm | £ 20.0% |
| » fraction £ 12.5 µm | 43.0 ± 19% |
| » fraction £ 25.0 µm | ³ 82.0% |
| Crystal Structure | αSr2P2O7 |
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