Atrazine D5, 100 µg/mL in Acetone, 1ml

2,2',4,4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

9-Isopropylcarbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1484-09-9

Pesticide Standard