Anion QC Mix

4-Methylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3353-12-6

EPA Method 515.1 - Performance Check Solution

Dichlofluanid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1085-98-9