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| Name︰ | Optical brightener 199 Liquid |
| Country of Origin︰ | China |
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| specifications︰ | Chemical composition: Fluorescent brightener C.I.199 (ER)
Property:
Type 330-I (OBA 199:1)
Appearance: light yellow-green dispersion liquid
Color shade: reddish
PH value 6-7
Solid content (%) 31+/- 0.5
High whiteness
Excellent fastness
Type 330-II (OBA 199:2)
Appearance: light yellow-green dispersion liquid
Color shade: Bluish
High whiteness in polyester
Excellent fastness
Application: in Polyester
We also supply Optical brightener 199 powder
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