Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1

LodeStars High Bind Carboxyl 1ml

2H-Perfluoro-[1,2-13C2]-2-dodecenoic acid (10:2), 50µg/ml in Isopropanol, 1,2ml