Optical Brightener Agent –BBU
C.I.:220
Appearance: Light Yellow crystals or Powder
Strength:100±3
Max Absorption: 350nm
Applications: A good whitening agent for cotton fabric and viscose fabric. 
Qingdao Sanhuan Colorchem CO.,LTD
Qingdao Sanhuan Colorchem CO.,LTD
Optical Brightener Agent –BBU
C.I.:220
Appearance: Light Yellow crystals or Powder
Strength:100±3
Max Absorption: 350nm
Applications: A good whitening agent for cotton fabric and viscose fabric.
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