Nitroguanidine, 100 µg/ml, Acetonitrile, 1ml

PCB Congeners (10 ppm)

Tetramethylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 64-20-0

2,4,4'-Trichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 7012-37-5