Optical brightener ER-I FBA 199 is a good whitening agent for polyester fiber and has good whitening effect on plastics such as PE,PP and PVC and their process of shaping with polyester chips or recovered polyester chiaps.
Certificate of analysis
ITEM |
SPECIFICATION |
APPEARANCE |
YELLOWISH GREEN CRYSTAL POWDER |
ASSAY |
99% MIN |
MELTING POINT |
229-231°C |