COD Calibration Standard

2-Amino-4-hydroxybenzoic acid, 95%, 1g

Nitrogen Calibration Set-High Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Carbazole Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4141-0 Blank S-4141-03

Sodium p-n-tridecylbenzenesulfonate, 100 µg/ml, M