Carbaryl D7, 100 µg/mL in Cyclohexane, 1ml

1,2,3,4,6,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Mass Discrimination Test Mixture for ASTM D 5739 150 µg/mL in pesticide grade cyclohexane, 10mL Naphthalene 99 % Fluoranthene 99 % Benzo[ghi]perylene 99 %

2-Methylquinoxaline, 1000mg