Recovery Standard Solution, 1.2ml, nonane

Atrazine-desethyl-desisopropyl, 100mg

n-Pentadecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6006-95-7

Native Chlorinated Methoxybiphenyl Solution/Mixture, 1.2ml, nonane