Watermark® NIST Traceable Conductivity Calibration Solution – Standard 1413 µS/cm, Ready-to-Use 500 mL – Calibration Standard for Conductivity Meters & Probes

Ensure precise and reliable conductivity measurements with the WaterMark NIST Traceable Conductivity Calibration Solution – Standard 1413 µS/cm. This ready-to-use calibration solution is formulated to an exact conductivity value of 1413 µS/cm, making it perfect for accurate calibration and verification of conductivity meters, probes, and sensors in laboratory, field, industrial, and environmental applications. Traceable to the National Institute of Standards and Technology (NIST), this solution delivers dependable performance you can trust. The 500 mL bottle arrives pre-mixed and ready for use right out of the container — no preparation or mixing needed, saving you time during setup. Whether you’re conducting water quality analysis, industrial process monitoring, or teaching calibration techniques, this professionally formulated standard provides consistent results with every use.

• Precise 1413 µS/cm Standard – Formulated to a verified conductivity value of 1413 µS/cm for accurate calibration of conductivity instruments.
• NIST Traceable Quality – Comes with traceability to the National Institute of Standards and Technology for reliable, repeatable results.
• Ready-to-Use 500 mL Solution – Pre-mixed calibration solution saves time and eliminates preparation steps.
• Broad Compatibility – Ideal for calibrating handheld and benchtop conductivity meters, sensors, probes, and testers.
• Versatile Applications – Perfect for environmental monitoring, water quality testing, lab analysis, industrial process control, and education.