Method 200.8/1638/1640 Internal Standard

1,2,3,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Fenamidone, 10 µg/ml, Ethyl acetate, 10ml

Milbemectin A4, 100 µg/ml, Acetonitrile, 1ml