hannah

4 Hannah checker: alkalinity, phosphate, copper, calcium. 35 for each for 120 for all shipped

SOLD

Everything you see in pics is included including the 3D printed stands. $125 shipped

So I accidentally bought the Hannah iodine tester for freshwater and have been wondering how I could safely dose to the reef tank without an ICP test. I was thinking I could add iodine to an ATO or mix it in my freshwater and then test prior to adding salt to achieve .06 iodine levels. I'm not...

Hi so I have a pretty new tank, only 5 months old about, and I have two things I am questioning. First, I had somewhat high phosphates in July they were about .48, and my nitrates have never been higher than 6ppm on my Red Sea test kit. But I have a lot of green hair algae, which I thought came...

Hannah Checkers (just the checkers) Alk Calc w New Box of Titrates Phosphorus ULR These do not have titrates, except for the calcium which has a new one (others are expired and trash). $130 shipped in contiguous USA. Thanks!

I have a spare Hannah Calcium tester I’m looking to trade for a Hannah Nitrate tester. If you have one to trade or sell; hit me up. Thanks.