Hanna HI740271 Filter Holder with Luer Lock

Ensure the performance of your HI781 Low Range Nitrate Checker with the HI781-11 Low Range Nitrate Calibration Check Set. Each kit includes two cuvettes, one cuvette for zeroing the checker, and then another cuvette with a certified standard reference solution.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 to provide traceability when certifying the Checker.

Graduated Syringe, 5 mL

The pH electrode storage cap with compression fitting is only suitable for use with pH electrodes with a 12mm stem diameter.

10 ml Syringe with Luer Lock used in Hanna HI781 Nitrate Checker

HI740228 is a filter disc; part of accessory kit for preparation of samples to be analyzed with the HI781 Hanna Nitrate Checker photometers.

HI-700601P is a general purpose cleaning solution usable in a variety of applications and now available in easy-to-use 20ml sachets.