EPA Method 524.3 - Surrogate Standard

Fluorescein disodium salt dihydrate, 90%,neat,neat,100g,

Sodium perfluoro-1-[1,2,3,4-13C4]octanesulfonate, 1.2ml x 50ug/ml, methanol

Nitrogen Calibration Set-High Boiling Solvents, Blanc 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