What is an accredited calibration laboratory?

March 7, 2025
Metrology guide · ISO/IEC 17025 · ANAB-accredited

What is an accredited calibration

What is an accredited calibration verifies a What is an accredited against NIST-traceable standards under ISO/IEC 17025. Techmaster performs a documented multi-point check, reports measurement uncertainty, and issues an ANAB-accredited certificate — in-lab or on-site across the USA.
ANAB accredited ISO/IEC 17025 NIST traceable
ISO 17025Accredited method
NISTTraceability
12 moTypical interval
ANABAccreditation

Accuracy across the range

Acceptance tolerance band (±MPE)zero error025%50%75%100%Applied load (% of capacity)Error
Typical as-found results: the indicated error at each test point stays inside the acceptance tolerance band, with measurement uncertainty reported per point.

How What is an accredited calibration works

  1. Intake & visual inspection
  2. Environmental stabilization
  3. As-found measurement
  4. Comparison to NIST-traceable standards
  5. Adjustment if required
  6. As-left results & certificate

Your calibration, covered

In-lab calibrationAccredited bench service with pickup
On-site calibrationWe calibrate at your facility
Expedited turnaroundRush options to cut downtime
Accredited certificateANAB ISO 17025 with uncertainty

In-lab vs on-site calibration

In-lab calibration

  • Accredited bench with full reference standards
  • Best achievable measurement uncertainties
  • Pickup & return logistics handled
  • Ideal for precision and reference work

On-site calibration

  • We calibrate the What is an accredited at your facility
  • No shipping risk or transit downtime
  • As-found data captured before any move
  • Ideal for fixed, large or sensitive assets

In-depth guide

Ensuring Accuracy: Accredited Calibration Laboratories

In today’s world, accuracy and precision are fundamental across industries such as manufacturing, healthcare, engineering, and scientific research. Every product, experiment, or treatment depends on reliable measurements to ensure quality, safety, and performance. Even the smallest deviation can lead to inefficiencies, safety risks, or regulatory non-compliance. This is why accredited calibration laboratories play such a vital role — they ensure that every instrument, device, and system consistently produces results you can trust, maintaining alignment with national and international standards.

What accredited calibration laboratories are:

Accredited calibration laboratories are specialized facilities that provide calibration services for a wide range of measuring instruments and equipment. These laboratories meet strict standards and are accredited by recognized accreditation bodies such as ANAB, which provides accreditation to laboratories to ISO/IEC 17025 and ANSI/NCSL Z540. Accreditation ensures that the laboratory complies with technical competence,calibration procedures, traceability, quality management, and staff expertise.

Characteristics of an accredited calibration laboratory

Now we will talk about the characteristics of an accredited calibration laboratory, it must comply with the following:

Technical competence:

Accredited laboratories have a highly qualified professional technical team with in- depth knowledge and experience in calibration methodologies, standards, and measurement uncertainties. They are competent in the handling of various types of equipment and instruments.

Traceability and standards:

Accredited calibration laboratories maintain traceability to national or international measurement standards, which ensures that the calibration process is reliable and consistent. This traceability ensures that measurements are accurate and reliable.
what is an accredited calibration — Techmaster ISO 17025 calibration

Equipment and facilities

These laboratories are equipped with the state- of-the-art instruments and facilities necessary to perform accurate calibrations. They must have standard equipment, and advanced technologies, and maintain their equipment in excellent condition to provide accurate results.

Documentation and reporting

Accredited calibration laboratoriesvprovide detailed calibration certificates, describing measurement results, uncertainties, and adjustments made during the process. These documents serve as proof of conformity and demonstrate that the instruments meet the required standards.
what is an accredited calibration — Techmaster ISO 17025 calibration

Quality management:

Every accredited laboratory has a quality management system in place to ensure that its calibration services are consistent and reliable. They undergo regular audits to maintain their accreditation and continuously improve their processes.

The importance of Certified calibration laboratories:

Enables companies to meet regulatory requirements

Many industries have strict regulations and standards governing the accuracy and precision of their measurements. Accredited calibration laboratories help companies meet these requirements, avoiding legal issues and ensuring the safety and quality of products and services.

They help ensure greater accuracy and reliability of your instruments

Calibration is essential to maintain the accuracy and reliability of measuring instruments over time. By periodically calibrating equipment, companies can ensure the accuracy of their measurements, reducing errors, avoiding extra costs, and improving overall efficiency.

Ensure traceable and reliable measurements

Accredited calibration laboratories provide traceable calibrations, establishing a link between a specific instrument and a recognized measurement standard. This traceability instills confidence in the accuracy of measurements and allows comparison between different instruments and laboratories. The type of industries that should have an accredited calibration laboratory supplier are companies involved in manufacturing and production facilities, research and development laboratory, testing and inspection organizations, health and medical institutions, and engineering and construction companies. Industries such as aerospace, defense, and environmental control agencies. Accredited calibration laboratories play a key role in ensuring accurate measurements and maintaining the quality of products and services. Companies and industries that rely on accurate measurements should take advantage of the expertise of Certified calibration laboratories to ensure that their instruments are properly measured on the shop floor.

Conclusion

After all this, we would like to emphasize that we are a great Laboratory that covers all the calibration needs for the industries, and we clearly comply with all the above mentioned. So, If you want to know more or have questions about our service and accreditation, please contact us. quality@techmaster.us
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Frequently asked questions

What is What is an accredited calibration?
What is an accredited calibration is the documented comparison of a What is an accredited against NIST-traceable reference standards under ISO/IEC 17025, measuring its error and measurement uncertainty and confirming it performs within tolerance.
How often should a What is an accredited be calibrated?
Most quality systems calibrate a What is an accredited every 12 months, and sooner after repair, overload or heavy use. Follow the manufacturer specification and your ISO 9001/13485/AS9100 program.
What standards apply to What is an accredited calibration?
Calibration is performed under ISO/IEC 17025 with NIST-traceable references and the relevant manufacturer specification. Techmaster is ANAB-accredited.
What is included on the certificate?
An ANAB-accredited ISO/IEC 17025 certificate with as-found and as-left results and the measurement uncertainty for each point.
Can you calibrate the What is an accredited on-site?
Yes. Techmaster offers in-lab calibration with pickup and on-site service across the USA to minimize downtime.

Need What is an accredited calibration?

ANAB-accredited, NIST-traceable, fast turnaround — in-lab or on-site across the USA.

Contact us for a quote

References & industry standards

External standards bodies. Techmaster Electronics is an ISO/IEC 17025-accredited, NIST-traceable calibration laboratory.