Gas Zone
Buffalo Gauge Inc Instrumentation Services Gas Zone
Pressure Gauges, Thermometers, 
Diaphragm Seals, Needle Valves, Related Accessories 
and BGI Expertise! We offer Oxygen (O2) Cleaning, 
Citric Acid Passivation and Calibration of Gauges, Thermometers & Various 
Industrial Instruments. Our class 100,000 clean rooms
insure O2 cleaning to the highest
 standards on the market today.
Compact On/Off Valves,
Butterfly Valves, 2-Way Ball Valves, Multi-Port Ball Valves, Flow Meters, 
Water Meters, Fuel Meters, 
Actuators and more…
Call us today
toll-free, at
1-800-323-1155
We feature live 
customer support
during all standard
business hours: 
9:00am - 5:00pm EST
Why Buffalo Gauge?
 Quick Shipments, Huge Inventory, Specializing in Custom OEM Gauges
, One stop shop for O2 cleaning and N.I.S.T. Certification on all gauges!
Oxygen (O2) Cleaning: CGA 4.1 ASTM G-93 MIL STD 1330D and 1246C PRAXAIR GS-38 Certified Calibrations traceable to N.I.S.T. Passivation to ASTM A 967-05 Standards
Select Your Gauge Download Our Brochure Pre-Approved Client List Oxygen Cleaning Citric Acid Passivation Calibration Services Select Your Valve