
Our Precision Instrument Calibration Lab
Instrument calibration ensures the tools you rely on provide accurate measurements. Continental Testing’s instrument calibration lab ensures accuracy, meets industry requirements, and provides quick service. Our lab follows ISO/IEC 17025 standards, trusted by industries like aerospace, manufacturing, and medicine. When precision matters, leading companies count on us.
Why Choose Our ISO/IEC 17025 Calibration Lab?

Accredited and Compliant
We calibrate instruments to strict ISO/IEC 17025 standards. Every measurement is traceable back to the National Institute of Standards and Technology (NIST). Compliance with these standards keeps your equipment within regulatory requirements and industry expectations.
Fast Turnaround and Reliable Scheduling
We understand downtime is costly. Continental Testing offers calibration services promptly, providing both in-house and mobile calibration labs. Our easy scheduling process means minimal interruption, helping your business stay productive.
Expert Technicians and State-of-the-Art Equipment
Our technicians are skilled metrology professionals who undergo extensive training. Our lab equipment includes advanced calibration devices from recognized brands to controls keep conditions stable, ensuring reliable results every time.
Why Precise Calibration Matters for Your Operation
Accurate calibration ensures your instruments measure correctly, keeping your operations safe and compliant. Imagine running a medical lab where precision directly impacts patient health, or managing aerospace manufacturing where even slight measurement errors can lead to significant problems. Calibration eliminates these risks by regularly verifying that your instruments are functioning properly.
Accuracy, Safety, and Regulatory Compliance
Calibration confirms your instruments meet strict safety and compliance standards set by industry regulators. For instance, improperly calibrated torque wrenches could lead to safety hazards in manufacturing plants, while inaccurate thermometers could jeopardize sensitive pharmaceutical production. Our instrument calibration services meet the rigorous ISO/IEC 17025 accreditation standards. This accreditation signifies that our processes, equipment, and personnel have undergone thorough evaluation and consistently demonstrate exceptional accuracy and reliability.
NIST Traceability and Calibration Certificates
Every instrument calibrated at Continental Testing receives a certificate clearly documenting results and traceability to NIST standards. Our digital records provide easy access to calibration histories, essential for audits and regulatory checks. This documentation helps your business confidently meet compliance requirements.
Types Of Calibration Services We Offer
When you hand us equipment, you gain the confidence that comes with a process audited for impartiality and repeatability. Whether you send in a single torque wrench or hundreds of instruments from multiple departments, we can handle it. If it measures something critical in your process, we have the capability to calibrate it. Continental Testing handles a diverse set of equipment calibration services, including:
Dimensional calibration involves tools like micrometers, calipers, and gauges used to measure size and shape accurately. Our lab calibrates these tools to ensure measurements remain precise, crucial for manufacturing quality components.
Length Measurement Instrument Calibration
- Tape Measures, Rulers, Calipers, Micrometers, Height Gauges, Feeler Gauges, Parallels, Pin Gauges, Sine Plates, Depth Gauges, Depth Micrometers, Bore Gauges, Inside Micrometers, Micrometer Heads, Angle Blocks, Electronic Protractors, Dial Indicators, Test Indicators, Go / No Go Gauges, Thread Gauges
Dimensional Laboratory Standards
- End Measuring Rods, Length Standards, Gauge Blocks, Ring Gauges, Master Setting Plugs, Electronic Indicators

TOOL & DIE SHOPS

AVIATION

ELECTRONICS MANUFACTURERS

PLUMBING CONTRACTORS

BUILDING CONTRACTORS

INDUSTRIAL MANUFACTURERS

RAIL SYSTEMS

MACHINE SHOPS

ELECTRICAL CONTRACTORS

R&D LABS & MANY OTHERS
ISO ACCREDITED
Instrument Testing, Calibration, & Repairs

Contact Our Ohio Calibration Lab:
- Address: 104 S. Main Street, Union, OH 45322-3358
- Phone: 1-800-648-5091
- Fax: 937-832-3892
- Hours: Monday–Friday, 8:00 AM – 5:00 PM
Our Calibration Process
Our straightforward calibration process includes four main steps. First, we inspect your instruments upon arrival, checking for condition and initial accuracy. Next, calibration technicians measure and adjust equipment using advanced tools. After calibration, we document results and provide digital certificates. Finally, we notify you immediately when instruments are ready, arranging prompt return shipping.
If needed, Continental Testing can perform calibration directly at your site, minimizing downtime and disruption to your workflow.
Schedule Calibration or Request a Quote
Need accurate calibration quickly? Contact Continental Testing today to schedule calibration services or request a free quote. Our experienced team is ready to help your instruments perform reliably and comply with necessary standards.
Service Options Built for Your Workflow
We understand each company operates uniquely, so we offer flexible calibration options:
In-Lab Calibration with Expedited Turnaround
Our in-house lab service is ideal for local companies that can ship or drop off their instruments for calibration. Each device is handled in a controlled environment using precision reference equipment and documented procedures. We offer standard and expedited turnaround options, allowing you to choose the option that best fits your production or quality schedule. Every in-lab calibration includes full inspection, adjustment if needed, and a digital certificate you can access 24/7.
On-Site & Mobile Lab Services
Our mobile calibration units come directly to your site, minimizing disruption and streamlining your calibration schedule. If your equipment is too large, sensitive, or critical to transport, we bring our calibration capabilities to you. Our mobile calibration labs are equipped with the same high-precision standards as our primary facility. Technicians perform calibrations at your location while following the same procedures required for ISO/IEC 17025 compliance. This option helps reduce downtime, eliminates shipping costs, and simplifies scheduling.
- Address: 104 S. Main Street, Union, OH 45322-3358
- Lab Size: 14,000 sq ft
- Phone: 1-800-648-5091
- Fax: 937-832-3892
- Hours: Monday–Friday, 8:00 AM – 5:00 PM

