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transfarxdh AT hotmail DOT com Optical Brightening Agent for Polyester, Cotton, Nylon OBA 4BK OBA BBU OBA CPC-A OBA CPD OBA CPN Optional Information - HS Code : 3204 Synthetic Organic Coloring Matter, Preparations Thereof, Synthetic.....

Fluorescent Brightener BBU MOLECULAR FORMULA: C40H40N12O16S4Na4 APPEARENCE: Fine light yellow powder FLUORESCENT INTENSITY (EQUIVALENT TO STANDARD SAMPLE):100 WHITENCE (COMPARE WITH STANDARD SAMPLE): >-3 MOISTURE: similar to standard.....