Ion Director Multi-Reference Highly precise and stabilized reference solution for ION Director calibration and cross-checking. Max. tol. +/ - 1% Ca: 420 mg/l Mg: 1300 mg/l K: 390 mg/l Na: 10700 mg/l NO3 11 mg/l

Ion Director reference B 500ml

Ion Director reference B 1000ml

Ion Director reference A 1000ml

Ion Director reference A 500ml

Buffer solution pH 4

Smart Stir AutoAqua Smart Stir is a handy gadget to help the aquarist perform accurate water analyzes. Water testing is important to ensure the success of a home aquarium. For accurate testing, most liquid test kits require the water sample to be mixed or stirred after adding a reagent. In some cases, you need to add one drop of reagent at a time,...

KH Reference 1000 ml

Copper test Salifert

Silicate Test Salifert Silicate occurs especially in tap water or in purified water when the RO or DI unit is not functioning properly. Silicate not only results in diatom bloom but might also block some essential trace elements such as vanadium and molybdenum. Salifert offers a very sensitive and accurate silicate test kit. Silicate content can be...

Ammonia (NH3) Test Salifert Ammonia and ammonium are substances which should be converted rapidly into nitrite followed by nitrate and nitrogen gas. If this does not happen then the aquarium is not fully cycled or biological processes are not proceeding as they should. The Salifert Ammonia test is very straightforward and measures the sum...

Buffer solution conductivity 1.41ms