"This Master kit by Sera is great. Easy to read and accurate as any other kit I have used in the Hobbyist category. The only thing I did to make it better is laminate the instructions and color cards."... (read full reviews)
"The test strips are great to test the water for the amount of ammonia created from the fish waste. So, you know, if your ammonia filter insert is working. Also, when to change the ammonia filter"... (read full reviews)
"I used this to see if my fish tank's pH was too high or low, but I also checked the others. (The five are nitrate, nitrite, total hardness, total alkalinity/buffering capacity, and pH.) It worked but"... (read full reviews)
"Check The The Expiration Dates on all their API Test kits I have a year to use this!!!!! I purchaced the same from another online seller and have 5 years till it expires this is not the first time! I"... (read full reviews)
"Yes, there is no "bottom fill hole" per say. You need to dip the one corner from the top into the tank - that fills into the bottom. Also for those getting the highest readout on first try; it is good"... (read full reviews)
"chart is printed on the inside of the label on the bottle.
It helps to read the full label on a new product.
Only 4 stars because label, being printed on paper, does not hold up to well to getting"... (read full reviews)
"Caveat: I've not yet tried other nitrate test kits, but have been using this product for about a year now with my 60 gal freshwater tank.
It's pretty easy once you get used to it, but it's multiple"... (read full reviews)
"My fish have been sick so I ordered API's freshwater deluxe ph test kit. It was easy to use, fast and the directions were straight to the point. I'm new to using ph test kits and I don't have patience"... (read full reviews)
"I've used this test kit a few times and every time I've used it, it makes a mess everywhere. Everything works great except for the caps on the 5 ml tubes that you have to invert or sometimes shake"... (read full reviews)