How to Test Calcium in YOUR Reef Aquarium!

[@conman20000]

So what do I do if it does not turn pink and stays blue after adding the Ca-2?

[@geekdomo]

Same for me. Low calcium I suppose

[@JordanHarper-dk4dg]

My won’t turn back blue. It just kind of goes purple and I have to add more then 1 ml

[@al9030]

Thank You..Much Appreciated..This is a wierd test

[@elilachapelle]

Omg that hat!

[@stewartfooter3580]

I want that hat lol

[@tonycloseukreef3799]

👍