Appearance:white powder
Application:Because of fantastic...
Appearance:yellowish crystallin...
Application:white blue shade，ca...
Appearance:Light yellowish crys...
Application:white blue shade, ca...
Optical brighteners or fluorescent whitening agents (FWA) are colorless to weakl...
General GuideHere we could use optical brightener classification as a general gu...
It is worth noting that same optical brightener gain different whitening effect ...
