| ||LinkBack||Thread Tools|
When I look at my in-tank hydrometer it reads .022 but when I test it in my refractometer it shows .024. Is it common to have that difference between the two. The refractometer has been calibrated per the instructions and I check it weekly.
|Thread||Thread Starter||Forum||Replies||Last Post|
|Newbie Question (Feeding Question)||mikedb1972||Beginner Saltwater Aquariums||14||07-16-2010 06:18 PM|
|refractometer?||Leprichon||Saltwater Aquarium Equipment||1||05-14-2010 07:34 PM|
|a lighting question and a tank question||beetlebz||Freshwater Aquarium Equipment||2||12-12-2007 11:14 PM|