Thiamethoxam, 100 µg/ml, Acetonitrile, 5ml

Hexabromo[13C6]benzene, 1.2ml x 50ug/ml , toluene

Naphtho[1,2-k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 238-04-0

Triflusulfuron-methyl, 100µg/mL in Acetonitrile, 1ml