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Close-up photo of lab technician working with a calibrated bioreactor.

Leading Advanced NIST Calibration Services Provider

APS is a leading provider of advanced NIST calibration services, serving a diverse range of sectors including laboratory, industrial processing, and more. We adhere to the highest standards, ensuring precise calibrations for all your equipment needs.

Customers include the range from start-ups to most established biopharma, biotechnology, and biomedical equipment companies to US national laboratories, and food and beverage companies with the most stringent calibration standards. APS works with the full range of requirements from individual calibrations, supplying calibration personnel, OEM calibration services, to setting up the processes for entire metrology departments. In some cases, we provide comprehensive calibration facilities management.

In the event an IQ OQ PQ validation is necessary, APS can expedite the process with all the necessary calibrations. Whether the IQ/OQ/PQ validation SOP needs to be written from scratch or a pre-approved package needs to be strictly adhered to, APS will provide the most efficient, timely, and cost effective solution.

Close-up photo of two pressure guages.

Pressure Gauge Calibration Services

At APS, our advanced calibration services ensure that pressure gauges function at their optimal levels.

APS performs NIST traceable ISO 17025 pressure gauge calibration services in laboratory and industrial process applications. We can quickly accommodate on-site equipment or equipment overnighted into our laboratory for rapid pressure gauge calibration turnaround. A sampling of gauges we regularly calibrate are digital pressure, analog pressure, differential, and test gages. We also calibrate pressure transducer, pressure transmitter, and pressure calibrator applications as well as other pressure applications using a digital pressure indicator, barometer, or pressure module.

Pressure gauge calibration types include:

  • Digital pressure gauge
  • Test gauge
  • NIST calibrations
  • Pressure transducers
  • Digital indicators
  • Pressure transmitters
  • Pressure calibrators
  • Analogue pressure gauge
  • Barometer calibration
  • Pressure transmitter calibration

More information about Advanced Pressure Calibration Services.

Photo of a non-invasive flow meter that needs to be calibrated.

Flow Meter Calibration Services

APS performs NIST traceable ISO 17025 flow sensor calibration in laboratory and industrial settings. We can quickly accommodate on-site equipment or equipment overnighted into our laboratory for rapid flow meter calibration turnaround. A sampling of flow sensors we regularly calibrate are liquid flow, gas flow and mass flow meters using in-line flow, volumetric flow or optical flow technology. We also calibrate mass flow controllers and other non-invasive flow measurement equipment.

Flow sensor types include:

  • Gas flow meter
  • Mass flow controllers
  • Liquid flow meter
  • Volumetric flow meter
  • Pin-line flow meter
  • NIST calibrations

More information about Advanced Flow Sensor Calibration Services.

Photo of a an electical multimeter used in electrical calibration.

Electrical Calibration Services

APS performs NIST traceable ISO 17025 electrical meter calibration in lab and industrial settings. We can quickly accommodate on-site equipment or equipment overnighted into our laboratory for rapid electrical meter calibration and turnaround. A sampling of electrical instrument calibration we regularly perform include: multimeter, clamp meter, and data logger. We perform electrical calibrations for many manufacturers of insulation tester, hipot tester (high potential tester), loop tester, and multifunction tester.

Electronic calibration types include:

  • Data Loggers
  • Insulation Testers
  • Power Supplies
  • NIST calibrations
  • Megohmmeters
  • Clamp Meters
  • Hipot Testers
  • Loop Testers
  • Multifunction testers

More information about Advanced Electrical Calibration Services.

Close-up photo of a perfectly balanced weight -- it needs calibration.

Mechanical Calibration Services

APS performs NIST traceable ISO 17025 sensor calibrations that can be serviced on-site or via overnight to our laboratory for rapid calibration and instrument turnaround. A sampling of instruments we regularly calibrate include digital force gauge, load cell, balance, vernier caliper, height gauge, torque wrench, torque analyzer, torque tester, torque screwdriver, and manometer. Torque wrench calibration is a common request where we expedite service. Several applications of balance calibration, load cell calibration, torque calibration and sensor calibration involve our setting up an initial IOPQ process qualification and validation.

Types of mechanical and balance calibrations:

  • Load cell sensor calibration
  • Vernier calipers
  • NIST calibrations
  • Torque wrench calibration
  • Height gauge
  • Manometers
  • Digital force gauge
  • Torque analyzers / torque testers
  • Torque screwdriver calibration services
Close-up photo of calipers getting perfectly calibrated in the laboratory.

Physical Dimensional Calibration Services

APS performs NIST traceable ISO 17025 physical dimensional calibration of sensors in analytical lab and industrial settings. We can quickly accommodate on-site or equipment overnighted into our laboratory for rapid calibration and instrument turnaround. A sampling of instruments we regularly include dimensional calibrations covering range from calipers to micrometers to all manner of precison gages. APS is often requested to perform physical dimensional calibration of vernier caliper, height gauge, digital micrometer, and other precision instruments. APS calibration procedures for micrometers enable us to perform calibrations where there is no longer support by the OEM manufacturer and thereby extend the useful life. Once again, physical dimensional calibration is a common request where we expedite service!

Dimensional Calibrations include:

  • Calipers calibration
  • Micrometers calibration
  • Dial test indicators calibration
  • NIST calibrations
  • Height gages
  • Pin gages
  • Threaded plug gages
Photo of optical connectors that need calibration.

Optical Calibration Services

APS performs NIST traceable ISO 17025 optical calibration of sensors in analytical lab and industrial settings. We can quickly accommodate on-site equipment or equipment overnighted into our laboratory for rapid turnaround. We perform optical comparator calibration or calibration of the optical comparator calibration kit. We will provide optical level calibration, optical calibration, or optical NIST calibration services in general.

Photo of a pipette getting dipped into a test tube.

Pipette Calibration Services

APS performs NIST traceable ISO 17025 pipette calibration services on all manor of pipettes whether they are a single channel pipette, multichannel pipette, digital pipette, or repeat pipette. Manufacturers we calibrate regularly are Rainin, Eppendorf, Hamilton, Gilsons, Thermo Fisher Scientific, and Mettler-Toledo,. We can accommodate equipment overnighted into our laboratory for rapid calibration / instrument turnaround. Our pipette calibration services include the calibration of pipette diluters.

Types of pipette calibration include:

  • Pipette calibration services
  • Pipette diluters
  • Rainin pipette calibration
  • Eppendorf pipette calibration
  • NIST calibrations
  • Multichannel pipette calibration
Photo of a thermometer data logger.

Temperature Calibration Services

APS performs NIST traceable ISO 17025 thermometer calibration in laboratory and industrial process settings. We can quickly accommodate equipment overnighted into our laboratory for rapid instrument calibration and turnaround. We perform digital and glass thermometer calibration on a range of applicatons that also include humidity calibration. Many of these applications include datalogger calibration and thermometer calibration. Several applications of thermometer calibration and humidity calibration require us to set up an initial IQ OQ PQ process qualification and validation.

Types of temperature calibration:

  • Temperature probes and thermocouple calibration
  • Digital and glass thermometers
  • Humidity sensor calibration
  • Infrared thermometer calibration
  • Data logger calibration certificate
  • Thermometer calibration log
  • Thermal mass flow calibration
  • NIST calibrations

More information about Advanced Temperature Calibrations.

Advanced Calibrations FAQs - Frequently Asked Questions about NIST Calibrations

What does NIST traceable mean?

National Institute of Standards and Technology standard historical recordkeeping on equipment. This is an unbroken chain of our standard calibrations traceable back to NIST. In conjunction with this, we can provide cradle to grave traceabiltiy over the equipment lifetime. APS specializes in NIST calibrations.

Who is ANAB?

The ANSI National Accreditation Board (ANAB) is a non-governmental organization that provides accreditation services and training to public- and private-sector organizations.

What is IQ OQ PQ validation?

Installation Qualification (IQ), Operational Qualification (OQ), and Performance Qualificaton (PQ) refers to establishing and documenting a process to test new instruments after initial installation in the conditions they operate in, and to the standards that they can be expected to perform to.

Does APS provide calibration services near me?

We provide on-site advanced calibrations throughout the United States and Canada as well as centralized instrument calibration through our laboratories in Pleasanton, California and St. Petersburg, Florida.