... of powder 84%, excited light reflectance 0.233, monochromatic fluorescent lamp efficiency 73.21m/W.2 Green PowderMgAl11O19:Ce3+,Tb3+,chromaticity ... powder2700K-3000KUse for compact energy-saving lamp,Straight pipe lamp,Ring pipe lamp,CCFL,The lamp with lampshade,Electrodeless lamp andFluorescent lamp and so on. 3500K4200K5000K6500K8000K12000KPacking Detailed25kgs ...