Nov 12, 2008 #1 imdaring love my reef how long should a person keep there test kits once they are opened?
Nov 13, 2008 #2 D dustin_P74 Reef enthusiast they should be fine as long as it isnt older then the date posted on the box
Nov 13, 2008 #4 ccCapt Reef Hacker Most test kits are good for about 3 years from when they are made. The better kits, like Salifert, have an expiration date on them.
Most test kits are good for about 3 years from when they are made. The better kits, like Salifert, have an expiration date on them.