Oxygen Regulator, Single Stage Dissolved Oxygen Testing Specimens can be preserved in

Specimens can be preserved in 70% ethanol

0 ppm NO3--N 50 (2)

with additional extension sections available for greater sampling depths

The mask does not supply oxygen or filter out carbon monoxide (CO)

Accuracy: Conductivity

Oxygen Regulator, Single Stage Dissolved Oxygen Testing Specimens can be preserved inProduct Code: OX3 This single stage, medium duty regulator includes 540 CGA connections. It has two gauges: one measures tank pressure (up to 400 PSI) and the other measures the line pressure going out (up to 100 PSI). This affordable oxygen regulator works well in applications where slight pressure changes won't affect the job.