ER-II
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Fluorescent whitening agent ER-IIdry powder
Structural Formula:
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Molecular Formula:C24H16N2
Molecular weight:332
Quality Index:
|
Item |
Index |
|
1.Appearance |
Light yellow crystal |
|
2.Colored light |
Blue purple |
|
3.Fusion point |
188℃-192℃ |
|
4.Purity |
≥98% |
Function and characteristic:
Light yellow green crystal, insoluble in water, soluble in majority of organic solvent, colored light favors blue.
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.
