Hanna Instruments HI-701-11 Cal Check Standards for HI-701 Free Chlorine Checker
The Free Chlorine Checker HC® Calibration Check Set – HI-701-11 provides a simple solution to validating the Free Chlorine Checker® HC – HI-701 in the range of 0.00 to 2.50 ppm (mg/L).
Standard value of 1.00 +/- 0.05 ppm free chlorine @ 25°C
The HI-701-11 is a calibration checking set for the HI-701 free chlorine Checker.
HI-701-11 is a high-quality set of calibration standards that allows users to validate the Free Chlorine Checker® HC – HI-701. The HI-701-11 includes one sealed cuvette for zero ppm free chlorine and one cuvette that is tinted to an equivalent 1.00 +/- 0.05 ppm free chlorine sample @ 25°C.
This high-quality set of standards is supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date to provide traceability when certifying the Checker® HC.
Safety Data Sheets
Access safety data sheets online here. Please note that the '-' in HI- products should be removed from all searches to find the correct information
Specifications
| Package | Cuvette |
| Quantity | 1 set |
| Certificate of Analysis | Yes |
Frequently Asked Questions
Clear answers to help you choose the right water testing solution with confidence
Which brands of water testing kits do you supply?
Do you provide kits for both home and professional use?
Yes — whether you’re a pool or spa owner, aquarium keeper, utility company, or a university laboratory, we have the right solution for your needs.
Can I arrange servicing or calibration for my photometer?
Absolutely. We also provide servicing and calibration to keep your photometers accurate and reliable.
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Orders placed before 2:30 pm (Monday–Friday) are dispatched the same day. We also ship on Saturdays for your convenience.
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We deliver through UPS, DPD, and Royal Mail. You can also choose to upgrade to next-day delivery at checkout.
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We accept returns within 14 days of delivery provided the items are unused, in their original packaging, and in resalable condition. Please contact our team before returning any items.
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Yes, we welcome bulk, trade, and institutional orders. For tailored pricing or large quantities, please get in touch with us directly.
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