well i think my damn orp prob is gone, the fuckin thing will not hold a read ing whatswo ever, i have a 1 y ear warranty on it so im good with gettin a free one
mellogold Reviewed by mellogold on . picked up a new hanna unit ok well i had to get anotehr ph meter mine went on me so anyhow.... i got the 3 in 1 unit they offer, i got it today and im having a bitch of a time getting it calibrated....shit im even havinng a hard time to get it to turn on, it seems that you really have to push the buttons on it hard to get it to respond im guessing cause its new and needs to break-in how are you guys calibratign yours? what solution you using....please elaborate!!!!! thank you Rating: 5