ICP-MS Calibration Standard 1

4-tert-Octylphenol-mono-ethoxylate, 100 µg/ml, Ac

Isovaleraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.

EPA Method 551.1 Surrogate Standard