... CRI (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, 6500K ... plant-growing light, biology light, UV light, Plasma Display Panel (PDP) and so on. fluorescent tube lamp halogen phosphor powder