Tetrabromo-o-chlorotoluene, 1.2ml x 50ug/ml, toluene

Cyclanilide, 100 µg/ml, Acetonitrile, 5ml

EPA Method 551 - Analytes Mix “B”, 2000µg/ml in MTBE, 1ml

1,3-Diphenylguanidine, >98%, 25g