2,2',3,3',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 48.5ug/ml, nonane

Atrazine D5, 100 µg/mL in Acetone, 1ml

Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3

10-trans,12-cis-Octadecadienoic acid (10tr), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2420-56-6