EPA Method 552,552.1,552.2 Internal Std

Wortmannin, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 19545-26-7

Pethoxamid ESA sodium salt, 100µg/ml in Acetonitrile, 1ml

2-Chloroacetophenone