FLUORESCENT BRIGHTENER BA
C.I.113 CASï¼Âš12768-92-2
FORMULA: C40H42N12O10S2Na2
MOLECULAR WEIGHT: 960.95
Max UV ABSORPTION WAVELENGHTH: 348 nm
EXCUTIVE STANDARD: Q/LQH001-1997
SPECIFICATIONS:
Appearanceï¼ÂšLight yellow uniform powder
Fluorescent strength (equivalent to the standard sample)ï¼Âš100
Color Shadeï¼ÂšSimilar to Slightly Different
Moisture contentï¼Âš≤ 5%
Content of water-insoluble impuritiesï¼Âš≤ 0.5%
Fineness (residual content passed through 180μm-pore sieve)ï¼Âš≤ 10%
PROPERTY:
The product is readily soluble in water, acid-resistant, alkali-resistant, and has much better whitening effect than VBL at pH 4.5-7. Belonging to anionic type, it can be used in the one bath with anionic or nonionic surfactants.
APPLICATIONS:
Mainly applied to whiten paper pulp, surface sizing, coating, and also applied to whiten cotton, linen and cellulose fiber as well as cellulose fabrics, and to brighten light-colored cellulose fabrics.