How to Choose Optical Brightening Agent?

Here we can use the classification of fluorescent whitening agents as a general guide, we can know if we have chosen the type of Fluorescent Whitening Agent that suits our application.
Fluorescent Whitening Agent for detergent
Including fluorescent whitening agent CBS-X, DMS / AMS, CBS-155
Fluorescent whitening agent for paper
Fluorescent Brightener PC, BBU/BBU-L, VBL/VBL-L
Fluorescent whitening agent for fibers and textiles
Include fluorescent brightener 4BK, ER-I/ER-I L, ER-II/ER-II L, EBF/EBF-L, PF/DT, BA, CXT, R4, MST-L, BAC, SWN/AW-L , WGS, NFW
Fluorescent whitening agent for plastics
Including fluorescent whitening agents OB, OBR, OB-1, KSN, KCB, KSB, FP-127, CBS-127, PF
Fluorescent whitening agent for paints and inks
Including fluorescent whitening agents UVT-1, ST, OEF, RT
What should I pay attention to when choosing a plastic brightener?
Whitening effect
The whitening effect is related to the whitening of the substrate, the process conditions and possible interactions with other components of the formulation.