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...

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

Aquapad 150x50cm Special underlay for aquariums and terrariums Avoids tension in the glass – compensates unevenness under aquariums and inside aquariums when there are rock constructions Easy to use: place the AquaPad under the aquarium or inside the aquarium for heavy rock constructions Compensates unevenness, prevents heat...

Aquapad 120x50cm Special underlay for aquariums and terrariums Avoids tension in the glass – compensates unevenness under aquariums and inside aquariums when there are rock constructions Easy to use: place the AquaPad under the aquarium or inside the aquarium for heavy rock constructions Compensates unevenness,...

Aquapad 120x40cm Special underlay for aquariums and terrariums Avoids tension in the glass – compensates unevenness under aquariums and inside aquariums when there are rock constructions Easy to use: place the AquaPad under the aquarium or inside the aquarium for heavy rock constructions Compensates unevenness,...

Aquapad 100x50cm Special underlay for aquariums and terrariums Avoids tension in the glass – compensates unevenness under aquariums and inside aquariums when there are rock constructions Easy to use: place the AquaPad under the aquarium or inside the aquarium for heavy rock constructions Compensates unevenness,...

Aquapad 100x40cm Special underlay for aquariums and terrariums Avoids tension in the glass – compensates unevenness under aquariums and inside aquariums when there are rock constructions Easy to use: place the AquaPad under the aquarium or inside the aquarium for heavy rock constructions Compensates unevenness,...