angelgirl66
Aquarium Advice Apprentice
- Joined
- Feb 5, 2011
- Messages
- 32
I'm going to be setting up my pressurized Co2 soon, and I'm going to get a drop checker. The ones I've seen on Ebay seem to only come with the 4 dkh liquid and not the Bromothymol Blue. Where can I buy some of this ph reagent?