Yea my test kit came with 6 glass tubes that have a 5 ml mark on them and a plastic cap.
Reeftanker3295 · Kid Reefer Joined May 17, 2009 · 4,234 Posts #10 · Aug 30, 2009 View full thread Yea my test kit came with 6 glass tubes that have a 5 ml mark on them and a plastic cap.