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Whitening agent for cotton: optical brightener mst: c.i.353 (liquid) 52301-70-9: mainly used as whitening of cotton and linen, silk, polyamide fiber, wool and paper. optical brightener 4bk : whitening agent for cotton fabric. (6) oba used in wool: optical brightener nfw: c.i.351 (liquid) 27344-41-8: used in wool, nylon, silk, polyamide and ...

Applications of optical brightening agent er-i. fluorescent brightener 199 (optical brightening agent er-i) is very suitable for whitening and brightening polyester fiber and has good whitening effect on plastics such as pe, pp and pvc and their process of shaping with polyester chips or recovered polyester chips. in addition, the refined ...

Molecular formula:c 18 h 15 cln 2 o 6 s molecular weight: 422.84 cas registry number:7023-61-2 manufacturing methods :2-amino-4-chloro-5-methylbenzenesulfonic acid diazotization, and 3-hydroxy-2-naphthoic acid coupling, and then into calcium salt. properties and applications:brilliant red, shallow blue light pink.purple red powder. insoluble in water and ethanol.

Oba speciality chemicals is a leading fluorescent whitening agent, fluorescent whitening agent manufacturers, fluorescent whitening agent exporters & fluorescent whitening agent suppliers in ahmedabad, gujarat, india.

Our organization primarily engaged and export China 127 optical brightener for plastic and fiber. we depend on sturdy technical force and continuously create sophisticated technology to meet the demand of China 127 optical brightener for plastic and fiber consumers. We're sincerely welcome pals from many circles at home and abroad come to cooperate!


China 127 optical brightener for plastic and fiber exporter from China, we're by far the most professional supplier from USA with ISO9001 Certification. Also the merchandise have been certified by mutiple security certification.We are going to present our China 127 optical brightener for plastic and fiber priducts in top-quality and most favourable value.

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