2,2',3,3',4',5,6-Heptachlorobiphenyl (177)

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

Tris-(aziridinyl)-phosphineoxide, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 545-55-1

Tetra-n-butyltin, 1000 µg/ml, Methanol, 5ml