Hanna Free Chlorine CAL Check™ Standards - HI97701-11

The HI97701-11 Free Chlorine CAL Check Standards provide laboratory-grade calibration and validation for compatible free chlorine portable photometers operating in the 0.00 to 5.00 mg/L (ppm) range. This set is suitable for both HI97701 and the legacy HI96701 instruments, ensuring precise photometric measurements in water quality laboratories, industrial QA, and field applications.

• This calibration standard kit includes two sealed vials: 0.00 mg/L and 1.00 mg/L of free chlorine, manufactured under stringent quality controls for accuracy and reliability.
• The set is supplied with a Certificate of Analysis, detailing the lot number, reference values, and expiration date, ensuring full traceability for compliant lab operations.
• Pre-dosed reagents allow for instant and straightforward standardization procedures with minimal risk of contamination or error.
• Sealed standards are clearly labeled with expiration dates and lot numbers, supporting rigorous QC protocols.
• Each kit is individually packaged to preserve reagent integrity up to the stated expiry date.

Applications include laboratory, industrial, municipal, and water treatment facilities requiring reliable calibration and QA for free chlorine photometric analysis. Choose the HI97701-11 set to maintain peak accuracy for your free chlorine photometers.

Browse more laboratory calibration standards, instrument QA tools, and portable photometer accessories in the EnvMart catalog.