| General Characteristics of Std. Halophosphate Water based 6500 K 26 mm Tube |
| Name | Daylight Fine ED, colour temperature 6500K |
| Chemical Formula | Ca10(PO4)6(F,Cl)2:Sb, Mn |
| Application | Standard Fluorescent Lamps |
| Processing | Stirrer |
| Suspension Type | Butyl acetate (38mm Tube diameter) Water (26mm Tube diameter) |
| Packaging | 45 kg in 50 ltr steel drum |
| Optical Characteristics of Std. Halophosphate Water based 6500 K 26 mm Tube |
| —————— 254 nm excitation —————— |
| » Quantum efficiency | 81% |
| » UV absorption | 91% |
| » Wavelength at peak | 587 nm |
| » Bandwidth (50%) | 192 nm |
| » Excitation peak | 214 nm |
| —————— C.I.E. Chromaticity Coordinates —————— |
| » Powder | x = 0.356 Y = 0.377 |
| » Lamp TLD 36W | x = 0.314 Y = 0.336 |
| —————— Lumen Output 100h TLD (36W) —————— |
| » Nominal | 2460 lm |
| Physical Characteristics of Std. Halophosphate Water based 6500 K 26 mm Tube |
| Body Colour | White |
| Specific Gravity | 3.20 |
| Particle Size Distribution | By Laser Diffraction (Sympatec - HELOS) |
| » fraction £ 1.1 µm | 3.5 ± 2.4% |
| » fraction £ 6.0 µm | 24.0 ± 5.0% |
| » fraction £ 12.5 µm | 74.0 ± 7.5% |
| » fraction £ 25 µm | ³ 97.0% |
| Crystal Structure | Apatite |
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