Manual

Introduction Model 2120
10. Never tamper with safety devices in valves or cylinders.
11. Do not store full and empty cylinders together. Serious suck-
back can occur when an empty cylinder is attached to a
pressurized system.
12. No part of a cylinder should be subjected to a temperature
higher than 52°C (125°F). Do not permit flame to come in
contact with any part of a compressed gas cylinder.
14 Teledyne Analytical Instruments