Ion Director reference A 500ml

API Calcium test kit API CALCIUM TEST KIT for Seawater API CALCIUM TEST KIT measures calcium levels down to 20 mg/L to help you keep your reef population healthy. <Calcium is one of the most important elements in a reef aquarium. Invertebrates, such as corals, crustaceans,...

Buffer solution&nbsp;pH 4

KH Reference 1000 ml

Buffer solution conductivity&nbsp;1.41ms

Buffer solution redox 220mv

Buffer solution conductivity&nbsp;50ms

Buffer solution pH 7

Buffer solution pH 9

Automatic fishfeeder GHL Highlights For ProfiLux 4/Mini/Light Extremely quiet and reliable Operation via app, cloud and web interface Flexible programming Fill level warning

Ion director IL Fully Automatic Measurement and Control of Ca, Mg, K, Na, NO3 The ION Director (IOND for short) uses state-of-the-art ion-selective technology to automatically and accurately measure essential water parameters – calcium, magnesium, potassium, sodium and nitrate – with maximum comfort and affordable operating costs. [...]

API Test Tubes API® TEST TUBES are compatible with all aquarium water test kits and are perfect for testing multiple water parameters at once. Package includes 24 glass test tubes with plastic quick-release caps.