OPTICAL BRIGHTENERS 4BK SERIES

Chemical structure:

Ionic character: anionic  

Main Physics Chemistry Indexes:

1.       Appearance: slight yellowish green (kelly) uniform powder.

2.       Fluorescent Color: blue, purple, or red tone.

3.       Fineness(120 mesh residue):≤5%

4.       Whitening strength: 100±3

5.       Water:＜5%

Property:

1.       With strong fluorescence, excellent whitening performance and various shade

2.       With high light stability, chrite stability and other chemical stability

3.       Good acid stability ,stable in perborate and hydrogen peroxide

Application:

Mainly used in whitening of middle or top grade cotton yarn and cotton knit goods.

Packing:

As customer requires