Catsyn offer gram to tons of 1,3,5-Triazine, 2,4-bis([1,1'-biphenyl]-4-yl)-6-(9,9'-spirobi[9H-fluoren]-2-yl)- | CAS 2172661-29-7, its formula is C52H33N3, molecular weight is 699.84g/mol and the purity is usually NLT 98%.