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building standards
One year warranty on meter
Developed to be a practical guide to intensive aquaculture for the practicing aquaculturist
Measures 497 x 285 x 110 mm
These oversized
Ammonia Alert Crystal building standardsAmmonia Alert is an innovative colour device designed for continuously detecting and monitoring toxic free ammonia. The internal sensor changes colour reversibly from yellow to green to blue, relative to the ammonia concentration. The device detects less than 0. 05 mg l free ammonia and lasts over one year. Put one in every aquarium and tank.
