Sodium perfluoro-1-octanesulfonate, 50µg/ml in MeOH, 1,2ml

Isopropylated trisphenyl phosphate (Phenol, isopropylated, phosphate), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 68937-41-7

WS-SDWA Nutrients

Propachlor ESA sodium salt, 100µg/ml, Acetonitrile, 1ml