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Free and Total Chlorine CAL Check™ Standards for HI97701
The HI97701-11 Free and Total Chlorine CAL CheckTM standards provides a simple solution to calibrating and validating the HI97701 Free Chlorine Photometer that has a 0.00 to 5.00 mg/L (ppm) range. This high quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a certificate of analysis. The certificate of analysis provides the lot number, reference values and expiration date for traceability when certifying the HI97701 photometer.
- Supplied with Certificate of Analysis
- Standard value of 1.00 ±0.03 mg/L (ppm) free and total chlorine @ 25°C
- Reusable with long shelf life stability
HI97710-11 is a high quality set of calibration standards that allows users to validate and calibrate the pH range found in compatible portable photometers that have a 6.5 to 8.5 pH range. The HI96710-11 includes one sealed “A” cuvette for zeroing the meter and one “B” cuvette that is used to validate or calibrate. The expected reading from the “B” standard is pH 7.0 ±0.1 @ 25°C. The calibration set is produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment.
CAL Check™ standards with certificate
Supplied with Certificate of Analysis
- Lot number
- Expiration date
- Standard value @ 25 °C
- Reference meter NIST traceable
- Light tight
- Protects from accidental breakage