Azoxystrobin Metabolite R401553, 100 µg/ml, Aceto

Mono-n-butyl phthalate (ring-1,2-13C2, dicarboxyl-13C2, 99%) 100 µg/mL in MTBE, 1,2ml

2,2',3,4,5'-Pentachlorobiphenyl (87)

Mixed Calibration Standard 3