Optical Brightening Agent BA (C.I.113)

{Main Chemical Composition}:
    Stilbene bistriazine derivative.
 Appearance

Light Yellow Even Powder

Strength

Equal to Standard Product 100

Color Shade

Similar to Slightly Different

Water

≤ 5%

Content of Water- Insoluble Impurities

≤ 0.5%

Fineness ( Residue can pass through 180µ m-diameter –pore sieve )

≤10%

{Properties}:                              
    This product is freely soluble, acid-resistant, alkali—resistant, with the whitening effect much better than VBL at pH4.5-7. Belonging to anionic type and it can go through water bath with nonionic surface-active agents.
{Applications}:                          
    Mainly applied to the whitening of paper pulp, surface sizing, coating, also applied to the whitening of cotton, linen and fiber as well as cellulose fabrics, and to the brightening of light-colored cellulose fabrics.
{Packing and storing}:            
    Packed in 25 kg or 40 kg cardboard drums and stored at dark, dry places, avoiding light.