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Alibaba offers 142 optical brightener agent vbl products. such as free samples, paid samples.

Typical optical brightener for textiles is er-i, er-ii, 4bk. er-i is also known as fluorescent brightener 199. it’s used in whitening and brightening polyester fiber. er-ii is also known as fluorescent brightener 199:1, used to whitening polyester, polyester/cotton, polyester/yarn, polyester/linen, and other blended fabrics. both cas number is 13001-39-3 and could be in …

Use methods of optical brightening agent in plastics. many plastic terminal manufacturers do not know much about proper use of fluorescent whitening agent (optical brightening agent).today, anyang general chemical co., ltd. will popularize several use methods of optical brightening agent in plastics.

Optical brightening agent ob-1 ob1 fluorescent brightener 393 / fba 393 cas 1533-45-5 for plastic/ plastic whitening agent fob price: us $ 1-50 / kg min. order: 1 kg

Our firm mainly engaged and export export OB optical brightener for detergent. we rely on robust technical force and regularly create sophisticated technologies to meet the demand of export OB optical brightener for detergent consumers. We are sincerely welcome buddies from various circles at house and abroad come to cooperate!


We attach importance to innovation, specifically with patents of China on export OB optical brightener for detergent, its excellent technologies has reached the international advanced level, and includes a high reputation inside the export OB optical brightener for detergent market. Our group not only has fantastic researchers and market nationwide sales and service network, but also are China customers specified brand suppliers.

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