HANNA ALKALINITY REAGENTS 25 TESTS TYPE:PPM 05 ml) per 40 US-gallons

05 ml) per 40 US-gallons (150 L) of marine aquarium water 1 to 2 times per week

Zoanthid Eating Spiders

this smart feature prevents back siphoning if the pump is turned down and also provides a neutral flow condition in feed mode

International shipping available

Search for active parasites in your aquarium when they are most active in the evening hours or cherry picking corals at your local frag swap

HANNA ALKALINITY REAGENTS 25 TESTS TYPE:PPM 05 ml) per 40 US-gallonsReplacement reagent packs for Hanna's Marine Alkalinity Checker (HI772), providing enough for 25 tests. They use a colorimetric reaction to read alkalinity in dKH or ppm, covering roughly 0 to 20 dKH, for monitoring marine and reef water chemistry.