Methyl paraoxon, 1000µg/ml in MeOH, 1ml

2,4-D,1000 µg/mL,MeOH,1mL,

Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml

D3-Chloridazon-methyl-desphenyl, 100 µg/ml, Aceto