Yellow green crystal,insoluble in water,soluble in majority of organic solvent, colored light is blue purple.
Fluorescent whitening agent ER-I dry powder
Molecular Formula C24H16N2
Molecular weight 332
Quality Index
Item | Index |
1.Appearance | Yellow green crystal |
2.Colored light | Blue purple |
3.Fusion point | 229°C-231°C |
4.Purity | ≥98% |
Function and characteristic
Yellow green crystal,insoluble in water,soluble in majority of organic solvent, colored light is blue purple.
Scope of application
Used for whitening and brightening of polyester fiber, also have good whitening effect for formale, polypropylene and polyvinyl chloride
Use method
Normal consumption in polyester fiber is 0.02-0.08%.
Package and storage
25Kg carton lined with plastic bag, protect from light, transport by non-dangerous goods.
Fluorescent whitening agent ER-I dry powder