Demeton-S-methyl-sulfone, 100 µg/ml, Toluene, 1m

Chloroform-13C,2000 µg/mL,MeOH,1mL,

4,4'-Dibromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-86-4

PCB No. 209, 10 ng/µl, 10ml