The Planted Tank Forum - View Single Post - Arduino Diy pH probe
View Single Post
post #5 of (permalink) Old 01-27-2013, 10:04 PM
mistergreen
Children Boogie
 
mistergreen's Avatar
 
Join Date: Dec 2006
Location: Cincinnati
Posts: 16,035
Laboratory grade ph kit
price $106

https://www.sparkfun.com/products/10972

Don't forget to calibrate. Setup instructions are with the link.

mistergreen is online now  
 
 
For the best viewing experience please update your browser to Google Chrome