Particle Measurement Centre – Ultrafine Particle Measurement, Calibration and Monitoring
As regulation of ultrafine particles (UFP) and airborne emissions intensifies, accurate, high-quality measurement and monitoring are essential to demonstrate compliance, manage risk and support informed air quality decisions. Ricardo’s Particle Measurement Centre delivers specialist UFP measurement, monitoring and SI-traceable particle number (PN) calibration services across automotive, industrial, ambient air quality and airport applications, supported by expert regulatory and technical advisory services.
ISO 17025 Accredited Calibration Services
ISO 17025 accredited calibration services (UKAS Laboratory 0401) for Particle Counters and Dilution Systems (either at our Oxfordshire Calibration Laboratory or in situ at customer sites):
Solid Particle Counting System calibration and validation
- Condensation Particle Counter (CPC) calibration
- Dilution system Particle Concentration Reduction Factor (PCRF) verification
Particle Number Portable Emissions Measurement Systems (PN-PEMS) testing
- Counting efficiency assessment (CPC or diffusion charger)
- Linearity of response testing
- System penetration efficiency evaluation
Particle Number Periodic Technical Inspection (PN-PTI) counter calibration
- Counting efficiency verification (CPC or diffusion charger)
- Linearity of response testing
Ambient monitoring of Ultrafine Particles (UFP)
- Instrument selection, procurement or hire tailored to your monitoring objectives
- ISO 17025-accredited calibration to ensure traceability, accuracy and regulatory confidence
- Near real-time UFP data acquisition and system integration for robust, continuous monitoring
- Fully quality-assured data validation and ratification aligned with regulatory best practice
- Detailed analysis, interpretation and compliance-focused reporting to support decision-making
Demonstrating Trusted Particle Measurement Expertise for Over 30 Years.
- Measuring high-quality particle number, mass and size data representative of real-world conditions.
- Advising on the most suitable, cost-effective particle measurement and monitoring technologies for your needs.
- Maximising data reliability through ISO-accredited calibration, on-site verification and advanced analytical methods.
- Providing in-situ calibration services for global instrument manufacturers, reducing downtime, shipping costs and operational disruption.
- Applying decades of research, standards development and active involvement in BSI, CEN and ISO committees to ensure fully traceable and defensible particle data.
- Supporting government, industry and energy sectors with particle monitoring, compliance assessment, product verification and filter performance testing.
Adding Value Through Independent Expertise:
- Independent instrumentation advice across PN, UFP and mass measurement to ensure the most reliable, cost-effective technology choices.
- Real-time particle data, QA/QC and reporting for high-quality, compliant and actionable insights.
- Mobile on-site measurement capability to reduce downtime and maximise data capture.
- Accredited calibration laboratories providing SI-traceable PN calibration and expert regulatory-aligned data interpretation.