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The whitening effect of optical brightener agent could be estimated by visual method which better under the sunlight or measure by colorimeter. 3.light fastness there is no international standard for testing optical brightener lightfastness in plastics.most tests used din 54004 for reference.

Optical brightener cxt or o.b.a.71 for detergent powder , find complete details about optical brightener cxt or o.b.a.71 for detergent powder,optical brightener 71,fluorescent brightener cxt,o.b.a.71 from dyestuffs supplier or manufacturer-tianjin leading import & export co., ltd.

China factory for fba 368optical brightener agent cxt for detergent – credit product detail physical characteristics

These whitening agents absorb light in the uv spectrum and emit light in the blue region of the visible spectrum to yield a brighter and fresher appearance to the plastic. optical brighteners are used in engineering plastics like thermoplastic polyurethanes, polyvinylchlorides (pvc), styrene homo- and copolymers and polyolefins among others.

Qualified 4BK optical brightening agent for PP Exporters goods of China supplier for international and nearby trade organization.Becoming the top goods of our factory,our 4BK optical brightening agent for PP Exporters 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.


We attach value to innovation, specifically with patents of China on 4BK optical brightening agent for PP Exporters, its excellent technology has reached the international sophisticated level, and features a higher reputation inside the 4BK optical brightening agent for PP Exporters industry. Our group not merely has outstanding researchers and sector nationwide sales and service network, but also are China clients specified brand producers.

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