AMMONIA ALERT-. No tests, no strips. Continuously monitors free ammonia. Marine and freshwater. Ammonia Alert is an innovative color-changing sensor for detecting and monitoring toxic free ammonia. A sensor reversibly changes from yellow to green to blue, depending on the ammonia concentration. No test kit, chemical or procedure is required. The...

Support 2 electrodes Support for 2 electrodes. Fixation at the southern aquarium of vertical windows. Possibility of reliance on the immune probe of the electrode

Test fluid 35 ppt for refractometer 60 ml

Refractometer led Temperature compensating refractometer with LED illuminated scale for salinity determination The refractometer is a precision optical instrument used to determine the salt concentration in saltwater aquaria. Its exact value can be determined in seconds and can be read either as absolute salt concentration (‰, ppt) or as specific...

pH monitor Aqua Medic This handy inexpensive pocket measuring instrument is supplied with a universal wall mount and electrode holder along with a long-life glass electrode, buffer solution and 9 V battery. The Auto Power Off function ensures a long life of the battery.

pH electrode glass Aqua Medic pH- and mV-electrodes (Redox-potential) are quality products designed for both accurate measurement and long, trouble free use. Both types of electrodes are available in three versions: Standard electrodes - with plastic shaft, glass electrodes – laboratory standard for extended performance. Electrodes with plastic shaft and PG...

mV electrode glass Aqua Medic pH- and mV-electrodes (Redox-potential) are quality products designed for both accurate measurement and long, trouble free use. Both types of electrodes are available in three versions: Standard electrodes - with plastic shaft, glass electrodes – laboratory standard for extended performance. Electrodes with plastic shaft and...

DensiTower Densitometer cylinder with overflow for accurate density measurement By means of an aerometer (not included in the package). Fill the DensiTower up to the edge of the inner pipe with the water to be measured. Slowly immerse the aerometer. Excess water flows into the ring exterior. After the measurement take the aerometer and empty the DensiTower.<br...

MULTI-TEST CU- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample as...

MULTI-TEST IODE- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample...

MULTI-TEST SILICATE- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test...

MULTI-TEST PH- Multi-cavity plate to simultaneously perform up to 6 tests at the same time. Includes a reference for test validation. Each kit allows for over 75 tests. Fresh and salt water. Color chart. All MultiTest test kits come with an easy-to-read color chart. It has a 5 cm viewing window to help isolate the color and match the test sample as...