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Optical brightening agent / optical brightener 4bk c.i. 113: optical brightener 4bk c.i. 113: c.i. 113: cas 12768-92-2: structure: stilbene bistriazine derivative: moisture: 5%max: appearance: slight yellow uniform powder: shade:slight bluish: strength: 100±3%: fineness(120 meshes residue): 5%max: application: mainly be used in whitening of ...

Shandong raytop chemical co.ltd enganed in developement and manufacturing optical brightener from 2005,our high quality enjoy good reputation in china and abroad,leading products are plastics optical brighteing agent ob ob-1 fp-127 ksn kcb,detergent optic

Optical brighteners, optical brightening agents (obas), fluorescent brightening agents (fbas), or fluorescent whitening agents (fwas), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) by fluorescence.these additives are often used to enhance …

Qualified China KCB brightener agent for masterbatch in Vietnam goods of China supplier for international and nearby trade organization.Becoming the top goods of our factory,our China KCB brightener agent for masterbatch in Vietnam products series happen to be tested and won us qualified authority certifications. For more parameters and solution list details,please click the button to get far more info.


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