Custom CONOSTAN Standard P, 1000ppm, 100g

2-(4-Nonylphenoxy)acetic acid isomer mixture,10 µg/mL,isooctane,1mL,

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

Verapamil,1000 µg/mL,MeOH,1mL,