Watermark® NIST Traceable Conductivity Calibration Solution – Standard 447 µS/cm, Ready-to-Use 500 mL – Calibration Standard for Conductivity Meters & Probes

Ensure accurate conductivity measurements with the WaterMark NIST Traceable Conductivity Calibration Solution – Standard 447 µS/cm. This ready-to-use solution is formulated to a precise conductivity value of 447 µS/cm and is traceable to the National Institute of Standards and Technology (NIST) for dependable calibration of conductivity meters, probes, and sensors. This 500 mL calibration standard comes pre-mixed and ready straight from the bottle, eliminating the need for preparation and saving time during calibration procedures. Whether used in environmental water quality testing, laboratory analysis, industrial monitoring, or fieldwork, this solution helps maintain consistent performance and measurement accuracy from your instruments.

• NIST Traceable Calibration – Certified traceability to the National Institute of Standards and Technology ensures accurate and reliable conductivity calibration.
• Standard 447 µS/cm Solution – Precisely formulated to a conductivity of 447 µS/cm for consistent meter calibration.
• Ready-to-Use Bottle – Pre-mixed 500 mL solution requires no preparation or dilution — simply open and calibrate.
• Wide Compatibility – Ideal for calibration of handheld and benchtop conductivity meters, sensors, and probes.
• Versatile Applications – Useful for water quality testing, environmental monitoring, lab use, industrial process control, and educational settings.