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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 …

Optical brightening agent er-iii cas no. 13001-40-6 chemical name: 1,4'-bis(2-cyanostyryl) benzole specifications appearance slight yellow greenish powder melting point 288-201 ℃ purity ≥99% moisture content ≤0.5 application optical brightener 199 is used to the whitening process of dacron, acetic fiber, polyamide fiber, blends of terylene-cotton etc.

A wide variety of optical brightener manufacturer options are available to you, such as plastic auxiliary agents, coating auxiliary agents, and leather auxiliary agents. there are 612 optical brightener manufacturer suppliers, mainly located in asia.

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export ER I fluorescent brightening agent for paint goods supplier in China,we support our clients with ideal top quality goods and higher level service.Becoming the expert manufacturer in this business,we've gained rich experience in producing and managing.Our export ER I fluorescent brightening agent for paint products won certifications of your nearby and international primary authorities .For a lot more detailed data,please get in touch with us!

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