Q-TRADE

Precision Instrument Calibration Services

ISO/IEC 17025 accredited, NIST-traceable calibration for particle counters, microbial samplers, electrical test equipment, pressure gauges, environmental meters, and analytical laboratory instruments.

Request a Calibration Quote

Uncompromised Measurement Accuracy for Regulated Environments

In cleanrooms, laboratories, and manufacturing floors, a single out-of-tolerance instrument can compromise entire batches, fail audits, or jeopardize product safety. We provide rigorous, audit-ready calibration services backed by full NIST traceability. Whether you need on-site mobile calibration to eliminate equipment downtime or secure laboratory processing, our metrology experts ensure your critical tools perform within exact manufacturer and regulatory specifications.

Core Calibration Divisions & Services

Absolute Measurement Accuracy for Critical Operations
  • Authorized Particle Measuring Systems (PMS) Calibration

    Factory-authorized calibration and verification for airborne particle counters, liquid particle counters, microbial samplers, and aerosol photometers.

    Explore PMS Calibration
  • Electrical Test Equipment Calibration

    Precision verification for digital and analog multimeters, digital tachometers, clamp meters, dual-channel digital oscilloscopes (up to 100MHz), current & DC voltage generators, and mega ohmmeters.

    Explore Electrical Calibration
  • Pressure & Mechanical Calibration

    Calibrating absolute pressure gauges (0 to 40 Bar pneumatic) and differential pressure gauges (-1000 to 1000 mmWC), transducers, and torque tools.

    Explore Pressure Calibration
  • Environmental & Thermal Calibration

    NIST-traceable verification for thermohygrometers (-40 °C to +150 °C, 20% to 98% RH), temperature chambers, data loggers, and infrared meters.

    Explore Thermal Calibration
  • Analytical & Gas Instrument Calibration

    Specialized calibration for oxygen monitors and analyzers, Total Organic Carbon (TOC) analyzers, pH meters, and conductivity meters.

    Explore Gas Calibration

Managing a large fleet of instruments or facing an upcoming audit?

Streamline your compliance management with our custom service level agreements, automated recalibration reminders, and flexible on-site mobile lab options.

Speak with a Calibration Engineer

Ongoing Facility Services & Support

Comprehensive Support Beyond the Build

Looking for post-construction support, routine compliance, or ongoing facility management? Explore our dedicated auxiliary service divisions

Industries We Serve

Tailored Controlled Environments Across Key Sectors

  • Pharmaceuticals & Biotechnology

    Ensuring cGMP compliance and absolute accuracy for manufacturing, packaging, and research labs.

  • Semiconductor & Electronics

    Calibrating high-purity particle counters and environmental sensors to maintain strict ISO classifications.

  • Healthcare & Clinical Laboratories

    Reliable verification for hospital testing equipment, incubators, and sterilization monitors.

  • Aerospace & Defense

    High-precision calibration for strict mechanical, electrical, and thermal tolerances.

Frequently Ask Questions

  • Are your calibrations NIST-traceable and ISO-compliant?

    Yes. All our calibration procedures, standards, and certificates are fully traceable to the National Institute of Standards and Technology (NIST) and comply with ISO/IEC 17025 standards

  • Do you offer on-site calibration services, or do instruments need to be shipped?

    We offer flexible options: both on-site mobile laboratory calibration (to minimize equipment downtime and disruption) and secure mail-in laboratory calibration.

  • What documentation is provided with the calibration?

    Every calibrated instrument comes with a comprehensive, audit-ready calibration certificate detailing As-Found/As-Left data, measurement uncertainties, environmental conditions, and NIST traceability numbers.

  • How do you handle out-of-tolerance (OOT) instruments?

    If an instrument is found out of tolerance during calibration, our technicians immediately notify you, document the condition, and provide repair or adjustment options where applicable.

Maintain Audit Readiness and Measurement Precision

Contact our calibration team today to submit your instrument list, discuss turnaround times, or schedule an on-site service window.

Get a Custom Quote