2-Ethyl-6-methyl-2-chloroacetanilide, 50mg

2,4'-DDE, 100 µg/ml, Methanol, 1ml

n-Heptadecane, ?13C: - 25.72, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-78-7

Atrazine-desisopropyl, 250mg