Hanna Free Chlorine and UHR CAL Check™ Standards - HI97771-11

The HI97771-11 Free Chlorine and Ultra High Range Chlorine CAL Check Standards provide a simple and effective solution for calibrating and validating the HI97771 portable photometer. These standards are suitable for both the 0.00 to 5.00 mg/L (ppm) low range free chlorine and the 0 to 500 mg/L (ppm) ultra high chlorine range. Manufactured in a state-of-the-art facility, this high-quality set is supplied with a Certificate of Analysis that includes the lot number, reference values, and expiration date, ensuring full traceability when certifying the HI97771 photometer.

Hanna Instruments HI97771-11 Free Chlorine and Ultra High Range CAL Check Standards set offers precise and convenient calibration for the HI97771 portable photometer, designed for laboratory and field applications requiring accurate free and ultra high range chlorine measurements. Supplied as sealed standards, this set includes reference solutions for both low range (0.00 and 1.00 mg/L free chlorine) and ultra high range (0 and 100 mg/L chlorine) calibration, ensuring reliable photometer operation and verification.

This high-quality sealed calibration set enables accurate measurement across low range (0.00–5.00 mg/L) and ultra high range (0–500 mg/L) analyses. The standard reference values are 1.00 ±0.02 mg/L and 100 ±2 mg/L chlorine at 25℃. Each set is supplied with a Certificate of Analysis for traceability and standard verification, including lot number, standard values, and expiration date.

The kit contains sealed standards for 0.00 and 1.00 mg/L free chlorine, and 0 and 100 mg/L ultra high range chlorine. It offers long shelf life and reusability, making it suitable for repeated calibration cycles. Designed for laboratory, industrial water treatment, process monitoring, and environmental analysis, these standards ensure consistent performance and compliance with calibration protocols.

These standards support accurate and reliable instrument validation for chlorine measurement applications. Explore laboratory calibration solutions and Cal Check Standards for dependable and precise testing support.