Metsulfuron-methyl, 10 µg/ml, Acetonitrile, 10ml

α-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene

3,4-Dimethylhexane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 583-48-2

Diphenylsulfide in isooctane, Blank Units: 5x1mL ampoules