D8-Triforine, 100 µg/ml, Acetone, 1ml

Butocarboxim-sulfoxide, 100 µg/ml, Acetonitrile,

Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0

DEET D7 (methyl D3 benzeneamide D4), 100µg/ml in MeOH, 1ml