Extraction Standard Solution, in nonane/6.8% toluene, 1,2ml

3,4,4'-Trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 38444-90-5

PCB 52-d3, 10µg/ml in Cyclohexane, 5ml

Benzalkonium chloride Mix C10-C18, 10.0 µg/ml, Ac