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Ammonia Test   Ammonia and ammonium are substances which should be converted rapidly into nitrite followed by nitrate and nitrogen gas. If this doe...

DESCRIPTION Fast and simple analysis of the 6 most important water values One minute is all it takes Easy to use Suitable for testing appr...

Hanna Instruments HI764 Checker Colorimeter Nitrite Ultra Low Range - Dedicated to a single parameterDesigned to work with HANNA’s powder reagents ...

Hanna Instruments HI764 Checker Colorimeter Nitrite Ultra Low Range - Dedicated to a single parameterDesigned to work with HANNA’s powder reagents ...

Product information "HI702* High Range Copper Colorimeter – Checker® HC" Details The HI702 Checker®HC (Handheld Colorimeter) is a simple, accurate,...

Product information "HI774* Phosphate Ultra Low Range Colorimeter – Checker® HC" The HI774 Ultra Low Range Phosphate Checker® HC (Handheld Colorime...

Product information "HI758 Checker HC ® - MARINE Calcium" Calcium presence in water supplies results from passage over deposits of limestone, dolom...

Product information "HI772 Checker HC ® - MARINE Alkalinity (dKH)" The HI772 Checker®HC (Handheld Colorimeter) provides a simple, accurate and cost...

SALIFERT Chlorine + Chloramine Freshwater Test kit (SALHTCH) Instructions :  Add with the syringe 2ml of water to the test vial  Add to the test v...

With the Colombo Quicktest 6 important values can be tested quick and easy. With the quicktest strip you can test pH – KH – GH – Nitrite – Nitrate ...

Nitrite FRESHWATER TEST KIT   High Nitrite levels are a direct danger to your fish. If ammonia or nitrite levels are too high, make a water change ...

Nitrate FRESHWATER TEST KIT   Check nitrate values regulary to check if your filter is performing well. Especially during the start of a new aquari...

PH FRESHWATER TEST KIT   The pH is mathematical reference for the amount of acids dissolved in water. The pH can have a value between 0 and 14. A l...

Ammonia FRESHWATER TEST KIT   Ammonia is produced by fish in the aquarium. Raising ammonia levels are very harmful for the fish and can even cause ...

GH FRESHWATER TEST KIT   A correct General Hardness (GH) is essential for clear water. GH is a measurement for the total amount of dissolved minera...

KH FRESHWATER TEST KIT   The correct Carbonate Hardness (KH) is mandatory for clear pond water and healthy fish and plants as well as a stable pH. ...

Phosphate FRESHWATER TEST KIT   Phosphate levels would rise in aquariums that are not properly maintained and contribute to high algae growth. Test...