... , 2.Color temperature:6500K/4200K/3500K/2900K. Halogen phosphor powder:1.Chemical Composition:3Ca5(PO4)2.Ca(F.CL ... color rendering index) and so on.Our main Tricolor phosphor powder products are as follows:Monochrome type: blue (BAM ... ), green (CAT, LAP), red (YOX), phosphor for Ultraviolet Lamps, etc.Premixed type: 2700K, 3200K, 4000K ... ) and so on. fluorescent tube lamp halogen phosphor powder