Absolute Accuracy

Calibration gas and accessories for Environmental Monitoring and Industrial Hygiene applications.

Our Products

Absolute Accuracy offers a range of services, products, accessories for your calibration gas needs.


Portable Cylinders

Absolute Accuracy offers a full range of Portable disposable and refillable cylinders including 34L 58L 105L and 116L.

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Large Cylinders

Full range of Large Aluminium Cylinders are available from 650L, I150, I300 and LP2.5. Steel Cylinders available from LP5 to 300 cu.ft.

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Regulators and Accessories

Demand Flow and Fixed Flow Regulators at various Flow rates. Available for Portable Cylinders and 1 Stage or 2 Stage regulators for Large Cylinders

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About Us

Proudly Based in Houston,TX. Family Owned since 2010.

Absolute Accuracy offers Specialty Gas Mixtures in convenient Portable or Large Cylinder Packages and the Regulators for use in Calibrating Instrumentation for Industrial Hygiene and Process Control applications.

Our Products are manufactured to best in class standards and go through a rigorous quality control process to provide Absolute Accuracy and confidence in our calibration standards. All gas standards are traceable to N.I.S.T. and a Certificate of Analysis is provided with each product.

We offer Fast Delivery together with Outstanding Customer Service to make your buying experience easy and convenient.

Contact Information

If you have any questions or inquiries about our products, services, or capabilities, we would love to hear from you.

4591 S Wayside Drive

Houston, TX 77087

+1 832 571 2387

Mon - Fri, 8:00 AM - 5:00 PM