Perfluoro-n-[13C8]octanoic acid, 50µg/ml in MeOH, 1,2ml

n-Pentane-d12, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2031-90-5

cis-Permethrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 61949-76-6

Anions Solution A