Total Dissolved Solids (TDS)

alphaßß (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 69483-47-2

2,2’,6,6’-Tetrachlorobiphenyl (54)

Triadimefon, 100µg/ml in Acetonitrile, 1ml