What is Electrochemical & Flow Calibration?

Our NABL-accredited services validate electrochemical and flow instruments, including pH/ORP meters (0–14 pH, ±2000mV), conductivity/TDS meters (0.01μS/cm–1000mS/cm), and flow meters (0.1mL/min–1000L/min), ensuring precision in measurements for applications.

Why is it Critical?

Accurate calibration of pH, conductivity, and flow instruments is vital for water quality testing, formulation, and process control, ensuring compliance with GMP and pharmacopeia standards while maintaining product quality and safety.

Our Role in Your Compliance

Indivirtus Healthcare Services provides traceable, high-precision calibration to enhance operational reliability, ensure audit readiness, and support companies with compliant, high-quality processes.

Our Expert Calibration Approach

At Indivirtus Healthcare Services, we deliver precision-driven calibration using NIST-traceable reference standards and automated calibration systems, achieving exceptional accuracy (pH: ±0.01, conductivity: ±0.5% FS, flow: ±0.25% RD). Our certified professionals perform temperature compensation and electrode slope verification to ensure reliable measurements for pH and conductivity meters.

We tailor our calibration services to meet the unique needs of your laboratory and process instruments, providing customized solutions that optimize performance in critical applications. Our comprehensive documentation supports FDA, EMA, and WHO audits, ensuring your instruments maintain GMP compliance and process reliability.

Electrochemical & Flow Calibration Deliverables

NABL-Accredited Calibration Certificate: Official certification ensuring compliance with ISO/IEC 17025:2017 standards.

Measurement Uncertainty Analysis: Detailed analysis quantifying measurement reliability and accuracy.

As-Found/As-Left Compliance Data: Comprehensive report comparing pre- and post-calibration measurements.

Traceability Documentation to NIST/NPL: Documentation linking measurements to global standards for recognition.

Electrode Performance Evaluation Report: In-depth evaluation of electrode accuracy and reliability for pH and conductivity meters.

Regulatory Compliance & Global Standards

Our electrochemical and flow calibration services adhere to rigorous global standards, ensuring your instruments meet regulatory requirements and are audit-ready for GMP-critical applications. By aligning with industry-leading guidelines, we provide confidence in the accuracy and compliance of your operations.

  • ISO/IEC 17025:2017: International standard for calibration and testing laboratories.
  • NABL Accreditation: Ensures technical competence and reliability in calibration.
  • USP <645> Water Conductivity: U.S. Pharmacopeia standards for water quality testing.
  • EP 2.2.38 Conductivity: European Pharmacopoeia guidelines for conductivity measurements.
  • 21 CFR Part 11: FDA regulations for electronic records and signatures.
  • WHO Technical Report Series 992: WHO guidelines for quality control.

Applications & Use Cases

Our calibration services are vital for companies engaged in water quality testing, formulation, and process control. Accurate pH, conductivity, and flow measurements are critical for product quality and regulatory compliance. Key use cases include calibrating pH meters for buffer preparation, validating conductivity meters for purified water testing, and ensuring flow meters provide accurate measurements for liquid processing, supporting regulatory audits and global market compliance.

Why Choose Indivirtus Healthcare

Indivirtus Healthcare Services combines certified expertise and global regulatory knowledge to deliver unmatched electrochemical and flow calibration solutions. Our team ensures scientifically defensible results, rapid turnaround times, and strict confidentiality to protect your proprietary data. With a commitment to precision and compliance, we help you achieve operational excellence and maintain trust in your processes.

Frequently Asked Questions

Frequently Asked Questions

What reference standards do you use for pH calibration?

We use NIST-traceable pH buffers (4.01, 7.00, 9.21 at 25°C) with: • Certified accuracy of ±0.01 pH • Documentation of batch certification • Temperature compensation tables • Stability verification for GMP compliance.

How do you handle conductivity calibration for USP Purified Water?

For USP <645> compliance: • Specialized low-conductivity calibration (0.055μS/cm) • Temperature compensation to 25°C • Cell constant verification • Documentation of reference solution traceability • Measurement uncertainty analysis for audit readiness.

Can you calibrate installed process flow meters without removal?

We offer: • In-situ calibration of magnetic flow meters • Clamp-on ultrasonic verification • Minimal disruption protocols • Documentation of field conditions • Compliance with process validation requirements—all without removing meters from service.

What's included in your electrode performance report?

Our comprehensive report includes: • Slope efficiency (%) • Response time • Asymmetry potential • Temperature compensation accuracy • Recommended replacement criteria—with all data traceable to national standards.

How often should water system meters be calibrated?

Recommended intervals: • Critical process pH/conductivity: 3 months • Laboratory meters: 6 months • Validation studies: Pre/post campaign • Based on risk assessment—we provide customized schedules aligned with your water system validation protocol.

What is NABL-accredited electrochemical and flow calibration?

NABL-accredited electrochemical and flow calibration ensures that pH, conductivity, and flow instruments meet precise measurement standards as per ISO/IEC 17025:2017. This is essential for GMP-critical applications to ensure accuracy, compliance, and product quality.

Which instruments can Indivirtus calibrate for electrochemical and flow measurements?

We calibrate pH/ORP meters (0-14 pH, ±2000mV), conductivity/TDS meters (0.01μS/cm-1000mS/cm), and flow meters (0.1mL/min-1000L/min) used in laboratory and process applications.

How does Indivirtus ensure regulatory compliance for these calibrations?

Our calibration services comply with ISO/IEC 17025:2017, USP <645>, EP 2.2.38, FDA 21 CFR Part 11, and WHO TRS 992, ensuring your instruments are audit-ready for FDA, EMA, and other regulatory inspections.

What deliverables are included with your electrochemical and flow calibration services?

Each calibration includes a NABL-accredited certificate, measurement uncertainty analysis, as-found/as-left compliance data, traceability documentation to NIST/NPL, and an electrode performance evaluation report.

How often should electrochemical and flow instruments be calibrated?

Calibration frequency depends on instrument usage, environmental conditions, and regulatory requirements. We provide tailored recommendations to maintain accuracy and compliance for your specific instruments.

Why is electrode performance evaluation important for pH and conductivity meters?

Electrode performance evaluation, including slope verification, ensures that pH and conductivity meters provide accurate and reliable measurements, critical for processes and regulatory compliance.