Mecoprop, 100 µg/ml, Acetonitrile, 5ml

EPA Method 8260 - Purgeable Internal Standard

Di(propylene glycol) butyl ether, mixture of isomers,1000 µg/mL,MeOH,1mL,

Tris(2-chloropropyl) phosphate,50 µg/mL,toluene,1mL,