Siloxanes - Mix 8, 10µg/ml in Acetone, 5ml

PCB No. 170, 100µg/in Isooctane, 1ml

Arochlor 1232, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11141-16-5

2,3,3',6-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,