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optical brightener ob 184 powder factory

opticla brightener ob 184 is a yellow-green powder,be used in plastics, coating,ink,has excellent whitening effect,ob environmental protection effect is good, It has passed the FDA certification

  • Brand: Raytop
  • Appearance: Yellow Green
  • Purity: 98.5%
  • Color shade: Blue
  • Finess: 300 mesh
  • Package: 10kg/25kg per fiber drum
  • Shelf Life: 2 years
Call Us: +86-15854199366

opticla brightener ob 184 is a yellow-green powder,be used in plastics, coating,ink,has excellent whitening effect,ob environmental protection effect is good, It has passed the FDA certification.

optical brightener ob 184 powder factory.jpg

Product Name:Optical Brightening Agent OB/Fluorescent Brightener OB

Chemical Name:2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene

CAS No.:7128-64-5

C.I. No.:184

Molecular Formula:C26H26N2O2N2

Molecular Weight:430

Appearance:slight greenish yellow powder 

Melting Point:200-202°C 

Purity:≥99%


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