| catalog # | conc. in solvent and volume | units | |
|---|
34436 | 1 ppm in nitrogen, 104 liters @ 1,800 psi | ea. | |
34437 | 100 ppb in nitrogen, 104 liters @ 1,800 psi | ea. | |
34436-PI | 1 ppm in nitrogen, 110 liters @ 1,800 psi (Pi-marked Cylinder) | ea. | |
34437-PI | 100 ppb in nitrogen, 110 liters @ 1,800 psi (Pi-marked Cylinder) | ea. | |
