... 0.310, Y=0.320. 2700K cfl tricolor phosphor powder:1.Visible mechanical impurity is not allowed inside the ... 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, ... (PDP) and so on. 2700K CFL tricolor phosphor powder