Hanna Free and Total Chlorine CAL Check™ Standards - HI93414-11

Hanna HI93414-11 Free and Total Chlorine CAL Check Standards set is a high-quality calibration and validation solution designed to ensure accurate performance of compatible benchtop and portable photometers. Specifically formulated for instruments measuring chlorine in the 0.00 to 5.00 mg/L range, this set provides reliable reference points for both free and total chlorine analysis in laboratory and field environments.

The kit includes two sealed calibration standards with values of 0.00 mg/L and 1.00 mg/L chlorine, with the certified standard offering an accuracy of 1.00 ±0.03 mg/L at 25°C. These standards are manufactured under strict quality control conditions, ensuring repeatable and traceable results that support compliance with Good Laboratory Practice (GLP) and regulatory requirements.

Each standard is securely sealed to prevent contamination and allow long-term reusability, maintaining integrity throughout its shelf life. The included Certificate of Analysis provides complete documentation, including lot number, certified values, and expiration date, enabling full traceability for quality audits and validation procedures.

Designed for ease of use, the HI93414-11 standards allow quick and efficient calibration checks without complex preparation, helping maintain instrument accuracy and reduce operational downtime. They are widely used in water treatment plants, municipal water systems, laboratories, industrial facilities, and commercial water testing operations where precise chlorine measurement is essential.

Enhance the reliability of your photometric analysis with Hanna’s trusted calibration standards, engineered for precision, consistency, and long-term performance as part of Cal Check Standards