2-Hydroxyatrazine, 100µg/mL in MeOH:AC (98:2),1ml

2,3',4,4',6-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 56558-17-9

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

N,N-Dimethylguanidine, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 6145-42-2