Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml

Total Acid Number Standard 3.0

2,3,3',4,4',5,5',6-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

2,4'-DDE, 100 µg/ml, Methanol, 1ml