Basic Info.

Product Description

We are optical brightener kcb manufacturer,we can offer you the high and steady quality with competetive price. optical brightener kcb ,fluorescent brightener kcb,brightening agent kcb-c,brightener kcb molecular formula: c24h14o2n2 molecular weight: 362 cas no.:63310-10-1 hs code:32042000 c.i. number:367 performance: it is yellow green powder with its hue blue glistening white light, insoluble in water. and its largest spectral absorption wave is 370mm. technical parameter: appearance: yellow green powder hue: blue glistening white light melting point: 210 ?~ 212 ? purity: = 99.5% fineness: 100 use: the optical brightener kcb is mainly used to whiten and brighten synthetic fiber and plastics, also used to whiten and brighten plastic membrane, die mould material and injection molding material. the optical brightener kcb is also used to whiten and brighten lanon, dye and chinese lacquer. package: it is packed in 10kg double corrugated case inside plastic sack lining. also adjust accor