Awsome test kit! By Toby on 2/15/13
Toby would recommend this product to a friend
These are very accurate and the color chart is easy to differentiate.
my favorite test kit By John on 1/28/13
John would recommend this product to a friend
i could not read the colors to charts on red sea ph this elos is great even with older eyes color/charts is very easy very highly recommend this
Very Accurate By Brant on 6/17/11
Brant would recommend this product to a friend
I have used API in the past but these tests are so much easier to read.
Great test kits! By Christopher Kosak on 10/7/10
Christopher Kosak would recommend this product to a friend
I only use ELOS kits after switching from the API kits. I believe ELOS has the best test kits and they are top notch quality. The PH kit is very easy to use and im sure you will not have a hard time conducting this test kit.