Special Fluorescent
Blend Component Ra > 90, Neon
Special Fluorescent - Blend Component Ra > 90, Neon
| General Characteristics of Special Fluorescent - Blend Component Ra > 90, Neon |
| Name | Strontium Aluminate:Eu |
| Chemical Formula | SrAl14O25:Eu |
| Application | Blend Component for fluorescent lamps with very high colour rendering (Ra>90), Neon Lamps |
| Processing | Stirrer or Ball mill |
| Suspension Type | Butyl acetate or Water |
| Packaging | 10 kg in 15 ltr steel drum |
| Optical Characteristics of Special Fluorescent - Blend Component Ra > 90, Neon |
| —————— 254 nm excitation —————— |
| » Quantum efficiency | 81% |
| » UV absorption | 89% |
| » Wavelength at peak | 490 nm |
| » Bandwidth (50%) | 64 nm |
| » Excitation peak | 383 nm |
| —————— C.I.E. Chromaticity Coordinates —————— |
| » Powder | x = 0.140 Y = 0.382 |
| » Lamp TLD 36W | x = 0.153 Y = 0.354 |
| —————— Lumen Output 100h TLD (36W) —————— |
| » Nominal | 2730 lm |
| Physical Characteristics of Special Fluorescent - Blend Component Ra > 90, Neon |
| Body Colour | Bluish Green |
| Specific Gravity | 3.69 |
| Particle Size Distribution | By Laser Diffraction (Sympatec - HELOS) |
| » fraction £ 1.8 µm | £ 10.0% |
| » fraction £ 12.5 µm | 45.0 ± 10% |
| » fraction £ 30.0 µm | ³ 85.0% |
| Crystal Structure | Orthorhombic |
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