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We're an enterprise that export er iii bleaching powder for pp supplier to china, we are authorized by the relevant state registratio. key er iii bleaching powder for pp supplier and sell to many regions in china, solution offered upon request. we've got the spirit of "customer very first, honesty first" principle, with a quantity of enterprises established long-term cooperative relationship.

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 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.

We are an enterprise that export Good price for 4BK optical brightener agent for white masterbatch to China, we're authorized by the relevant state registratio. Key Good price for 4BK optical brightener agent for white masterbatch and sell to numerous regions in China, solution offered upon request. We've the spirit of "customer initial, honesty first" principle, having a number of enterprises established long-term cooperative connection.


Good price for 4BK optical brightener agent for white masterbatch exporter from China, we're essentially the most qualified supplier from USA with ISO9001 Certification. Also the solutions have already been certified by mutiple safety certification.We'll offer you our Good price for 4BK optical brightener agent for white masterbatch priducts in top-quality and most favourable value.

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