VIVID - Special Fluorescent - Photo Copy
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General Characteristics
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Physical Characteristics
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| Name |
Strontium Pyrophosphate:Eu |
Body Colour |
White |
| Chemical Formula |
Sr2P2O7:Eu |
Specific Gravity |
3.40 |
| Application |
Photo copy Lamp |
Particle Size Distribution |
By Laser Diffraction (Sympatec - HELOS) |
| Processing |
Stirrer or Ball mill |
» fraction £ 6.0 µm |
£ 20.0% |
| Suspension Type |
Butyl acetate |
» fraction £ 12.5 µm |
43.0 ± 19% |
| Packaging |
45 kg in 50 ltr steel drum |
» fraction £ 25.0 µm |
³ 82% |
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Crystal Structure |
-- |
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Optical Characteristics of Special Fluorescent - Photo Copy
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—————— 254 nm excitation ——————
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—————— C.I.E. Chromaticity Coordinates ——————
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| » Quantum efficiency |
86% |
» Powder |
x = 0.167 Y = 0.014 |
| » UV absorption |
90% |
» Lamp TLD 36W |
x = 0.173 Y = 0.037 |
| » Wavelength at peak |
422 nm |
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| » Bandwidth (50%) |
28 nm |
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| » Excitation peak |
247 nm |
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