Hydroxy Atrazine-d5, 1mg

13C3-Nitrofurantoin, 5mg

2,3',4',5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 74472-39-2

Isopropanol (2-Propanol)