VIVID - UV Phosphors - SBE, Suntan, Blacklight Blue
|
General Characteristics
|
Physical Characteristics
|
| Name |
Strontium Tetraborate:Eu |
Body Colour |
White |
| Chemical Formula |
SrB4O7:Eu |
Specific Gravity |
4.01 |
| Application |
Suntan, Blacklight Blue |
Particle Size Distribution |
By Laser Diffraction (Sympatec - HELOS) |
| Processing |
Stirrer or Ball Mill |
» fraction £ 1.8 µm |
7.9 ± 3% |
| Suspension Type |
Butyl acetate |
» fraction £ 15.0 µm |
55.0 ± 15% |
| Packaging |
40 kg in 50 ltr steel drum |
» fraction £ 30.0 µm |
³ 84.0% |
| |
|
Crystal Structure |
Orthorhombic |
|
Optical Characteristics of UV Phosphors - SBE, Suntan, Blacklight Blue
|
|
—————— 254 nm excitation ——————
|
—————— C.I.E. Chromaticity Coordinates ——————
|
| » Quantum efficiency |
92% |
» Powder |
x = 0.291 Y = 0.245 |
| » UV absorption |
91% |
» Lamp TLD 36W |
x = 0.214 Y = 0.209 |
| » Wavelength at peak |
370 nm |
|
|
| » Bandwidth (50%) |
16 nm |
—————— Lumen Output 100h TLD (36W) —————— |
| » Excitation peak |
246 nm |
» Nominal |
21.0 UVA-W |
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