D3-TFNG, 100 µg/ml, Acetonitrile, 1ml

EPA Method 531.1 - Performance Check Solution

Dow 624A Volatile Internal/Surrogate Standard

2-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7297-45-2