PH ALERT TEST PERMANENT PH No tests, no strips. Lasts up to 4 times longer than competitive products. Continuously monitors pH in freshwater. pH Alert is a unique color-changing sensor designed to be placed in the aquarium or filter to continuously monitor pH. A sensor reversibly changes color from yellow to orange to red alerting you to pH changes...

ALERT COMBO PACK 1 AN Seachem sensor technology. Continuously monitors ammonia and pH in freshwater. No test, no strip. One-year shelf life Ammonia Alert and pH Alert feature a sensor that reversibly changes color in response to changes in freshwater ammonia and pH levels. Place them in your aquarium and access your values instantly. No chemicals...

Triton PURE 2.0 salt Product stopped! PURE 2.0 is a professional grade uncontaminated seawater salt mix. It is superior to other salt mixes by being entirely made from pharmaceutical and analytical grade reagents. The unique 5-component modular system ensures a consistent, balanced seawater mix by...