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Er-iichina manufacturers, factory, suppliers we often stay with the principle "quality very first, prestige supreme". we have been fully committed to supplying our consumers with competitively priced high-quality goods, prompt delivery and skilled provider for er-ii, ob for plastic, paint dyestuffs optical whitening, cbs-x(c.i. 351) for detergent, we adhere to client 1st, top quality …

Whitening agents / optical brighteners are additives that impart brightness to polymers and intensify the degree of whiteness. these agents function on the basis of the ‘fluorescence effect’; they 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 brightening agent 31# cas:12224-06-5 manufacturer, fluorescent brightener vbl supplier, optical brightening agent 31# producer from china, offering highest quality optical brightening agent vbl to global customers

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.

Our organization primarily engaged and export optical brightener for polyethylene wholesaler in Vietnam. we depend on sturdy technical force and continuously create sophisticated technology to meet the demand of optical brightener for polyethylene wholesaler in Vietnam consumers. We're sincerely welcome pals from many circles at home and abroad come to cooperate!


We are suppliers of all kind of optical brightener for polyethylene wholesaler in Vietnam moved in market place for fantastic sales, we've optical brightener for polyethylene wholesaler in Vietnam type and specification's which will suit our customer's satisfaction. We've also attached optical brightener for polyethylene wholesaler in Vietnam samples and other of our requires with the above attached catalog sample.

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