jjf1978
Well-Known Member
Looking for a good pH / EC / ppm meter. This one seems too good to be true, all 3 in 1?
http://cgi.ebay.com/HANNA-HI-98129-GroChek-pH-Meter-Tester-Combo-HI98129_W0QQitemZ370304500646QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item5637de43a6
Anyone use this device? Any pros / cons? Do I need to buy calibration solution too? What else would I need along with it?
Appreciate any help
http://cgi.ebay.com/HANNA-HI-98129-GroChek-pH-Meter-Tester-Combo-HI98129_W0QQitemZ370304500646QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item5637de43a6
Anyone use this device? Any pros / cons? Do I need to buy calibration solution too? What else would I need along with it?
Appreciate any help