Hydrocortisone 21-acetate, 250mg

1,2,3-Trimethylbenzene, 100 µg/ml, Methanol, 1ml

EPA Method 525.2 Pesticide Mix #1, 100µg/mL in toluene : hexane [1:1], 1ml

2,4-Dichloronitrobenzene, 250mg