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Optical Brightener OB-1
  • VIPOptical Brightener OB-1
  • Optical Brightener OB-1is used widely in the plastic market. Because of its excellent brightening ability,good thermal s
  • 2015-05-09 11:46     
Optical Brightening Agent OB
  • VIPOptical Brightening Agent OB
  • Optical Brightening Agent OB is a high molecular weight optical brightener of the thiophenediyl benzoxazole class, suita
  • 2015-05-09 11:46     
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