Quote Originally Posted by urbanfarmer
I have a cheapo pen-style pH tester. It seems I have to calibrate it before every use and during use! Once you get used to it being finicky you can get a fairly decent number you can be sure of. It's just faster and easier than using the API test kit and is just as accurate.

I would still start out with the chemical test kit.
This is exactly why i knew i shouldnt buy one!

API master test kit for me