EPA Method 8280 Calibration Kit, 5 ampoules, nonane

PCB Isomer Standard “Dutch 7”, 10µg/ml in Isooctane, 1ml

Bentazone-methyl, 100µg/ml in Acetonitrile, 5ml

Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 59660-24-1