PCB-Mix 3, 10 µg/mL in Isooctane, 10ml

3,3',5,5'-Tetrabromobisphenol-A [rings; 13C12], 50µg/ml in MeOH, 1,2ml

Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml

9-Chloro- /10-Chlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.