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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.

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.

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.

About. day-glo color corp. is the world’s largest manufacturer of daylight fluorescent pigments. we develop technologies that improve and enhance any color.

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