Optical Brightening Agent OB
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Posted Date:
Jul 14, 2016
Product Name Optical Brightening Agent OB Chemical Name 2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene CAS No. 7128-64-5 C.I. No. 184 Structural Formula Molecular Weight 430 Technical Index Appearance:slight greenish yellow powder Melting .....
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