Microcystin LW

Vamidothion, certified, 0.1g

D5-Pyraflufen-ethyl, 100 µg/ml, Acetonitrile, 1m

n-Alkanes C14-C32 (even + pristane/phytane) 12 Analytes, each 1000 µg/mL in isooctane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the even n-paraffins + pristane and phytane.