3,3’-Dimethoxybenzidine

QC-21

1,2,3,7,8-Pentabromodibenzofuran,50 µg/mL,n-nonane,1mL,

1,2,3,3a,4,5-Hexahydropyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5385-37-5