Metazachlor-oxalamic acid (OA), 10mg

1,1,1,3,10,12,12,12-Octachlorododecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 601523-21-1

2-Nitrodiphenylamine

Tin (Sn), 1000µg/ml in in 2%-HNO3 / 6%-HCl, 100ml