VIVID - UV Phosphors - Green Easy Dispersible

General Characteristics Physical Characteristics
Name Cerium Magnesium Aluminate:Tb fine ED Body Colour White
Chemical Formula (Ce,Tb)MgAl11O19 Specific Gravity 4.10
Application Green Component Tri-band Phosphor mix high colour rendering fluorescent lamps (Ra>80) Particle Size Distribution By Laser Diffraction (Sympatec - HELOS)
Processing Stirrer » fraction £ 1.8 µm 11.0 ± 5%
Suspension Type Butyl acetate or Water » fraction £ 6.0 µm 50.0 ± 20%
Packaging 35 kg in 50 ltr steel drum » fraction £ 21.0 µm ³ 100.0%
    Crystal Structure Magnetoplumbite
Optical Characteristics of UV Phosphors - Green Easy Dispersible
—————— 254 nm excitation —————— —————— C.I.E. Chromaticity Coordinates ——————
» Quantum efficiency 91% » Powder x = 0.350       Y = 0.582
» UV absorption 93% » Lamp TLD 36W x = 0.311       Y = 0.543
» Wavelength at peak 542 nm    
» Bandwidth (50%) 8 nm —————— Lumen Output 100h TLD (36W) ——————
» Excitation peak 281 nm » Nominal 4600 lm

 

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