PCB No. 21, 100µg/ml in Isooctane, 1ml

Catechol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-80-9

2,2,4-Trimethylpentane, 5ml

2,3',4-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,