Two Little Fishies Nanomag GRAVEL double junction lab grade pH

double junction lab grade pH electrode for low maintenance and high performance

Nitrate & Heavy Metals that may cause harm to your aquarium

this pH tester is quickly calibrated to an accuracy of much more expensive meters

buffer capacity

They are specially formulated to be easily digested by your fish

Two Little Fishies Nanomag GRAVEL double junction lab grade pHNanoMag Two Little Fishies' NanoMag is an itsy bitsy, lean, high energy, window cleaning apparatus. Its patented design provides flexibility and a slender profile that slips safely between polyps or plants and viewing windows. Its got the umph needed for cleaning glass up to 1 2 thick. The NanoMag also glides across the curved surfaces of fish bowls, wiping off algal films with ease, and its so much fun to use you just might have to take turns.