A2LA ISO 17025 Accredited
ATEK operates an A2LA ISO/IEC 17025:2017 accredited calibration laboratory (Certificate #7486.01). NIST-traceable temperature, humidity, and O2 calibration for mission-critical monitoring equipment.
What is ISO 17025?
ISO/IEC 17025:2017 is the international standard for testing and calibration laboratories. It ensures laboratories demonstrate competence, maintain quality management systems, and provide metrologically traceable results. A2LA is one of the premier U.S. accreditation bodies authorized to assess labs against this standard.
International Standard
Recognized globally for laboratory competence and technical competency in calibration and testing.
A2LA Accreditation
Independent third-party verification that we meet rigorous quality and technical requirements.
NIST Traceable
Unbroken calibration chain from our laboratory to national standards for accuracy you can trust.
Key ISO 17025 Requirements
ATEK's A2LA accreditation demonstrates compliance with international standards for calibration laboratory competence.
Metrological Traceability
Unbroken chain from national standards (NIST) through accredited labs ensures your measurements are accurate and defensible.
- NIST-traceable sensors
- Documented calibration chain
- Reference standard traceability
- Measurement uncertainty budgets
Equipment & Calibration
Equipment must be calibrated and maintained correctly to ensure consistent, reliable measurement results.
- A2LA accredited laboratory
- Temperature, humidity & O2 calibration
- Annual recalibration programs
- As-found/as-left documentation
Quality Management
Comprehensive quality system for consistent, reliable results that meet international standards.
- Documented procedures
- Personnel competence records
- Proficiency testing
- Internal audits
What This Means for You
When you choose ATEK for calibration, you choose an accredited partner that meets international standards.
Meet Regulatory Requirements
Your accrediting body requires calibration from an accredited lab. ATEK's A2LA accreditation satisfies this requirement for your ISO 17025, GLP, GMP, and FDA audits.
Reduce Audit Risk
Calibration certificates from an A2LA accredited lab are accepted by auditors worldwide. No more questions about your calibration vendor's qualifications.
Ensure Measurement Accuracy
NIST-traceable calibrations with documented measurement uncertainty ensure your monitoring data is accurate and defensible.
Simplify Compliance
One partner for both monitoring systems and accredited calibration. ATEK handles the complete measurement traceability chain.
Our Calibration Capabilities
Temperature, humidity, and O2 calibration services with A2LA accreditation and NIST traceability.
Temperature Calibration
Fixed-point calibration from -78.5°C to +37°C using RTD sensors with dry ice and liquid baths. CMC as low as ±0.034°C.
Humidity Calibration
5% to 95% RH with Rotronic HygroClip HC2 and HygroGen 2 HC2A-S reference standards. CMC ±0.23% to ±0.33% RH.
O2 Calibration
Oxygen measurement calibration from 0% to 4.99% O2 using gas reference bottles. CMC ±0.12% to ±0.15%.
On-Site Calibration
Our technicians calibrate sensors at your facility, minimizing downtime
Depot Calibration
Ship sensors to our A2LA accredited laboratory in Saint-Laurent, Quebec for fast turnaround
Calibration Certificates
Comprehensive certificates with as-found/as-left data, measurement uncertainty, and full NIST traceability
Part of Our Comprehensive Compliance
ISO 17025 is just one part of ATEK's commitment to regulatory excellence and quality.
Request Calibration Services
Ready to work with an A2LA accredited calibration laboratory? Contact our team to discuss your calibration needs and get a quote for our temperature and humidity calibration services.
A2LA accredited calibration laboratory
NIST-traceable calibration certificates
On-site and depot calibration options
Calibration Questions?
Our calibration team is available to discuss your specific requirements and sensor types.
calibration@atek.ioGet in Touch
Frequently Asked Questions
What is ISO/IEC 17025:2017?
ISO/IEC 17025:2017 is an international standard that specifies the general requirements for the competence of testing and calibration laboratories. Developed by the International Organization for Standardization (ISO) and adopted worldwide, it provides a framework for quality management and technical competence. A2LA is one of the premier U.S. accreditation bodies authorized to assess laboratories against this standard.
What is A2LA accreditation?
A2LA is the American Association for Laboratory Accreditation. A2LA assesses laboratories against ISO 17025 through rigorous on-site audits, evaluating technical competence, quality systems, and management practices. ATEK holds A2LA Certificate #7486.01 (valid through August 31, 2027), confirming our calibration laboratory meets international standards for accuracy and traceability.
What calibration services does ATEK offer?
ATEK offers temperature calibration (-78.5°C to +37°C), humidity calibration (5-95% RH), and O2 calibration (0-4.99%). Both on-site and depot calibration options are available. All calibrations include comprehensive certificates with as-found/as-left data, measurement uncertainty, and full traceability to NIST standards. View our A2LA scope of accreditation.
Why does accredited calibration matter?
Regulatory bodies such as the FDA, Health Canada, and internal ISO auditors require that calibration services come from accredited laboratories. A2LA accreditation provides independent, third-party verification that ATEK's calibration processes, equipment, and personnel meet internationally recognized standards for accuracy and reliability.
How often should sensors be calibrated?
Most regulatory frameworks recommend annual calibration for environmental monitoring sensors. ATEK's platform automatically tracks calibration due dates and sends reminders to keep you compliant. We can also customize calibration intervals based on your specific requirements and regulatory expectations.
Ready to Work with an Accredited Calibration Lab?
Join hundreds of organizations that trust ATEK for their environmental monitoring and A2LA accredited calibration needs.