Search by Part Number
 
 
Quick Links
About Us
Contact Us
Terms & Conditions
Privacy Policy
Cylinder - Spec's
MSDS Sheets
Recycling & Disposal
What is it? LEL
Converting PPM
to % (Vol.)
Hazardous Area Classification Guide
   
Companion Sites

Please visit our entire family of online industrial supply outlets!

ShopCross.com
Our full line industrial store
www.BuyGPI.com
GPI - Turbine & Oval Gear Flow Meters
www.MeineckeMeters.com
Mechanical Turbine Water Meters
www.BuyDraegerTubes.com
Draeger Gas Detection Tubes
www.BuyDraegerSafety.com
Draeger Safety Products
www.BuyHedland.com
Hedland Variable Area Flow Meters
www.BuyDynasonics.com
Dynasonics Ultrasonic Flow Meters
www.BuyJamesbury.com
Jamesbury Ball Valves
www.BuyCharLynn.com
Charlynn Hydraulic Motors
   BuyCalGas.com is moving to ShopCross.com
Industrial Supply and MRO ShopCross

BuyCalGas.com will move to Shopcross.com December 1

If you have questions or concerns about your orders on BuyCalGas.com please call 866-905-9795

Buy Calibration Gas >

BuyCalGas.com - Your best online source for Precision Calibration Gas Mixtures

Specializing in precision grade, industrial calibration gases and gas mixtures, GASCO has the ability to provide a wide range of simple mixtures such as ultra high purity Nitrogen, as well as complex four gas mixtures and highly reactive gas mixtures... Use our "Site Search Tool" below to filter your search by gas name, part number, competitor's name and/or competitor's part number. Quick-Search Links to our TOP 10 Calibration Gases are also included below. Click the individual gases to view all available concentrations, mixtures and OEM Gases that include that specific gas in whole or in part.

Precision Calibration Gas & Accesories

Site Search Tool
 
Top Ten Quick Access to our top 10 Selling Gases
Carbon Dioxide Methane Nitrogen Ethylene Hydrogen Sulfide
Carbon Monoxide Zero Air Oxygen Chlorine Isobutylene

Single & Two Gas Mixtures Multi-Gas & Four Gas Mixtures
Non-Reactive Reactive Non-Reactive Reactive


Why Choose GASCO Precision Calibration Gas?

Our Calibration Gas Process is ISO 9001:2008 certified. All of our Precision Blended Calibration Gas is N.I.S.T. Traceable and available in an assortment of standard sized Gas Cylinders.  We also offer a wide assortment of High Quality Regulators, Carrying Cases and Accessories...

Dependability
  • GASCO is always ready and flexible to meet any customer needs.
  • GASCO has the best customer service in the industry to fulfill your requirements.
  • GASCO maintains inventories for next day or same day shipments.
Quality
  • GASCO has the facilities and expertise to blend gases to your exact specifications.
  • Expert employees have both the knowledge and the know-how to recommend the
    proper gas mixture and delivery technique for your calibration requirements.
  • GASCO consistently meets or exceeds customer requirements.
Value
  • GASCO provides exceptional products and services at a very competitive price.
  • There are no minimum quantity orders.

Single and Two Gas Mixtures
 

Non-Reactive

Reactive

Benzene
Butane 25% LEL
Butane 50% LEL
Carbon Dioxide
Carbon Monoxide
Ethylene
Refrigerant R134A
Refrigerant R22
Refrigerant R11
Refrigerant R12
Refrigerant R123A
Hexane
Hexane 15% LEL
Hexane 40% LEL
Hydrogen
Hydrogen 50% LEL
Isobutylene
Methane
Methane 20% LEL
Methane 30% LEL
Methane 50% LEL
 
Nitrogen
Oxygen
Pentene 25% LEL
Pentene 30% LEL
Pentene 50% LEL
Propane
Propane 30% LEL
Propane 33% LEL
Propane 50% LEL
Toluene
Zero Air
Ammonia
Chlorine
Ethylene Oxide
Hydrogen Cyanide
Hydrogen Chloride
Hydrogen Sulfide
Nitric Oxide
Nitrogen Dioxide
Phosphine
Silane
Sulfur Dioxide
 
Click Here for additional Non-Reactive Single and Two-Gas Mixtures
Click Here for additional Reactive - Single & Two Gas Mixtures

Multi-Gas and Four Gas Mixtures

Non-Reactive Multi-Mixtures

P/N   Mix
300   250 ppm CO, 50% LEL Methane, Balance: Air Bacharach P/N:51-2969
301   50 ppm CO, 50% LEL Methane, Balance: Air Biosystems P/N:54-9041
302   50 ppm CO, 50% LEL Propane, Balance: Air Biosystems P/N:54-9042
303E   50 ppm CO, 1.62 =(50% LEL)Propane simulant,18% O2,Balance: N2 Biosystems P/N:54-9042E
303   50% LEL Methane, 17% O2, Balance: N2 Draeger P/N:4557019
304   100 ppm CO, 50% LEL Methane, Balance: Air Draeger P/N:4594946
305   100 ppm CO, 50% LEL Pentane, Balance: Air Draeger P/N:4594947
306   20% LEL Methane, 19% O2, Balance: N2 Dynamation P/N:7800-010
307   200 ppm CO, 50% LEL Methane, Balance: Air Dynamation P/N:7800-016
308   100 ppm CO, 20% LEL Methane, Balance: Air Dynamation P/N:7800-018
309   200 ppm CO, 50% LEL Methane, 19% O2, Balance: N2 Dynamation P/N: N/A
310   100 ppm CO, 50% LEL Methane, 19% O2, Balance: N2 ISC P/N:1810-1246
 
Click Here for additional Non-Reactive Multi-Gas Mixtures

Reactive Multi-Mixtures

P/N      Mix
401   250 ppm CO, 50% LEL Methane, 40 ppm H2S, 21% O2, Balance: Nitrogen Bacharach P/N:54-0298
402E   50 ppm CO, 1.25% Vol Methane = (50% LEL) Pentane simulant, 25 ppm H2S, 18% O2, Balance: N2 Biosystems P/N:54-9046E
403E   50 ppm CO, 1.62% Vol Methane = (50% LEL) Propane simulant, 25 ppm H2S, 18% O2, Balance: N2 Biosystems P/N:54-9044E
404   100 PPM CO, 50% LEL Methane, 25 ppm H2S, 20.9% O2, Balance: Nitrogen BW Technol P/N:CG-Q58
406   50 ppm CO, 50% LEL Methane, 25 ppm H2S, 18% O2, Balance: N2 Biosystems P/N:54-9043
407   30% LEL Pentane, 25% H2S, 18% O2, Balance: Air Draeger P/N:4594948
408   100 ppm CO, 30% LEL Pentane 25 ppm H2S, Balance: Air Draeger P/N:4594944
409   50 ppm CO, 50% LEL Methane, 25 ppm H2S, 12% O2, Balance: N2 Gastech/RKI P/N:810154
410   25% LEL Pentane, 25 ppm H2S, 19% O2, Balance: N2 ISC P/N:1810-2186
Click Here for additional Reactive Multi-Gas Mixtures

 

BuyCalGas.com is a web-based, industrial supply store. We offer experienced application assistance, competitive pricing and fast deliveries on GASCO Precision Gas Mixtures, Regulators and Accessories.

 

Have a question? Need application assistance or
want to place an order off-line? We're here to help...

 

Call us... (866) 905-9795
We're here M-F 8am to 5pm EST

 
 

Featured Products

Coal Silo Fire Protection Calibration Kit
Price: $519.00
Coal Silo Fire Protection Calibration Kit
Kit Includes: 103 Liter Cylinder of 99.99% Nitrogen 103 Liter Cylinder of 100 PPM CO Regulator 2.5 LPM, Plastic Tubing (fittings not included) Molded Plastic Carrying Case (Case color subject to change.)
Hydrogen Purity Calibration Kit
Price: $623.00
Hydrogen Purity Calibration Kit
Kit Includes: 103 Liter Cylinder of 99.999% Hydrogen 103 Liter Cylinder of 99.999% CO2 Regulator 2.5 LPM, Plastic Tubing (fittings not included) Molded Plastic Carrying Case (Case color subject to change.)
Precision Calibration Gas:  Oxygen Test Gas Kit
Oxygen Analyzer Calibration Gas Kit
Price: $623.00
Oxygen Analyzer Calibration Gas Kit
Kit Includes: 103 Liter Cylinder of 0.4% O2 N2 balance 103 Liter Cylinder of 8.0% O2 N2 balance Regulator 2.5 LPM, Plastic Tubing (fittings not included) Molded Plastic Carrying Case (Case color subject to change.)

ShopSmart-ShopCross
Now you can order all of our premier store products in one convenient online location, visit ShopCross.com to see 1,000's of parts from many of our brands such as Draeger, GPI, Schroeder, CharLynn, Gasco and more...
Your cart is empty.
 

Go Gasco

We Accept:
 
We accept Visa, MC and AMEX

Secure Transactions by:
 

Click to learn more about cylinder sizes...

Subscribe Now

A Business Unit of...
A Business Unit of Cross Company, Established 1954

Log-In / Log-Out