I bought this pH meter the summer of 2017 from Amazon.ca when my Jenco pH630 needed a new electrode and I needed a meter fast! The first one didn’t work, so the company replaced it with a new one very quickly, which was impressive. The HM Digital pH 200 is a pen type pH meter…
This content is for $3 Level, $5 Level, and $10 Level members only.
Subscribe
Subscribe
Already a member? Log in here