About Us
Precision you can certify.
Trigas USA supplies NIST-traceable calibration gas direct to the teams who depend on it — environmental, industrial, and laboratory professionals across the continental United States. Lab-grade accuracy, with the speed and clarity of modern e-commerce.
Produced in an accredited laboratory.
Every cylinder we supply is manufactured in a laboratory accredited to the highest international standards for measurement and reference materials — so every mixture carries full traceability, certified accuracy, and a documented chain of custody.
- ISO/IEC 17025:2017 — testing & calibration laboratory accreditation.
- ISO 17034:2016 — reference material producer accreditation.
- NIST-traceable concentrations on every mixture.
- CoA & SDS on every cylinder — scannable by QR code on the label.
- DOT-compliant hazmat shipping, nationwide.
The source of your gas matters.
Not all calibration gas is created equal. When your instruments depend on precise concentrations, quality and traceability are everything. Produced to ISO standards with full traceability and certified accuracy — so you can calibrate with confidence.
Environmental monitoring stations · analytical laboratories · industrial hygiene professionals · petrochemical facilities · pharmaceutical manufacturers · university research programs — across the continental United States.
Lab-grade gas, modern experience.
We deliver laboratory-grade calibration gas with the speed and convenience of modern e-commerce. Every order is reviewed, every cylinder is certified, and every shipment complies with DOT hazardous-materials regulations.