Herbicide Acids Standard

2,3,4,7,8-Pentachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Nalidixic acid, 100mg

11-OH-delta-9-THC, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.