Hanna Instruments CAL Check Standard for Ultra High Range Chlorine

The standards are used 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.
CalCheck standards for Chlorine UHR photometer HI-96771
HI-96771-11 is a high quality set of calibration standards that allows users to validate and calibrate the HI-96771 portable photometer that has a 0.00 to 5.00 mg/L (ppm) and 0 to 500 mg/L free chlorine range. The HI-96771-11 includes one sealed "A" cuvette for zeroing the meter and one "B" cuvette that is used to validate or calibrate. An acceptable reading using the standards with the HI-96771 is 1.00 ±0.03 mg/L for the low range and 100 ±3 mg/L chlorine for the ultra high range @ 25°C. The calibration set is produced using reagent grade chemicals in a temperature controlled environment.
Supplied with Certificate of Analysis
Product code
Lot number
Expiry date
Standard value @ 25°C
Reference meter NIST traceable
Provided storage containers
Light tight
Protects from accidental breakage