Quality Assurance
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At Halo Gases, quality is at the heart of everything we do
As a global leader in the calibration gas industry, we pride ourselves on delivering products that meet the most stringent standards, ensuring reliability, accuracy, and safety for our customers. With state-of-the-art facilities and a commitment to continuous improvement, Halo Gases sets the benchmark for excellence in the production of speciality gases.
Our gases, cylinders, and accessories are trusted worldwide for critical applications, including gas detection, marine safety, mud-logging, and industrial monitoring. Built on years of expertise and precision engineering, Halo Gases is your trusted partner for reliable calibration solutions.

Global Accreditations and Compliance
Halo Gases operates in full compliance with international regulations and quality standards, ensuring that every product we supply is meticulously manufactured and tested. Our facilities adhere to the highest certifications, which include:
ISO Certifications
- ISO 9001: Quality Management Systems for consistent excellence in manufacturing and delivery.
- ISO/IEC 17025: Accredited for specific calibration gas mixtures, ensuring the accuracy and precision of measurements.
Cylinder Compliance
- All non-refillable cylinders comply with ISO 11118, EN 12205, and other applicable global standards.
- Certified to meet the requirements of the Transportable Pressure Equipment Directive (TPED) and marked accordingly with the π mark.
Production Excellence
- Gravimetric Filling: Gases are blended by mass using precision equipment traceable to international standards, ensuring highly accurate gas mixtures.
- Batch Analysis: Rigorous testing and analytical verification are conducted throughout production to ensure stability and compliance.
- Cylinder Testing: Every cylinder undergoes pressure testing and leak checks before leaving our facilities.

