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ER-II

Fluorescent whitening agent ER-IIdry powder
Structural Formula:

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.





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