Our optical brightener PS-1(ER 330),
1.apperance: fallow pulpous liquid
2. color tone: royal purple
3.granularity: no less than 90% below 0.3-0.6
4.proportion: 1.05 ± 0.01
5.PH value: 5-7
6.purity: 20 ± 2
PS-1(ER-330) is mainly used to whiten and brighten kinds of blended fabric such as terylene, polyester-cotton blend, chinlon etc.
We can offer very competitive prices to our new clients to seek further cooperation. Other information, please feel free to contact me, sbchemical AT yahoo dot cn.
Optical brightener KSN(KS-C) Our optical brightener KSN,
Appearance: yellow crystal powder
Melting point: 275-280
Purity: >=99.5%
Fineness: 120
It is used to whiten and brighten polyester, daiamid, polypropylene fiber. And...
Optical brightener OB-1, optical brightening agent OB-1 Our optical brightener OB-1,
Appearance: yellow powder
Melting point: 250-270
Purity: >98.5%
Fineness: >=300
1.suitable for whitening and brightening the chemical fiber such as lanon, nylon...
Optical brightener OB, optical brightening agent OB Our optical brightener OB,
Appearance: bright yellow green crystal powder.
Melting point: between 210-220
Purity: >=99.5%
It can be used to whiten PVC, polystyrene, polypropylene, PA, PMMA,...
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