co2

Does anyone know for sure what form of carbon do water plants use? Some sources say that water plants are able to use aqueous form of CO2, but what exactly does this mean? Other sources say that water plants use carbon in the form of H2CO3. Thanks in advance for your answers!

Hi All, I have a 2kg FE with a 2 Guage Solenoid Regulator with adjustable working pressure and also a threaded knob next to where the CO2 tubing attaches which if you turn it releases or decreases flow (I think??) Ive just read about End of Cylinder Dump which is not something Ive ever heard...

Has anyone measured pH level during 24h interval in his planted tank? I would like to know if pH/CO2 is continually increasing during the day, and begin to decrease only after lights are off ... or if it increases after turning the lights on until it reaches some level, and then stays...

I've been having terrible luck with the survival rate of the CRS fry in my shrimp tank. Im wondering if it has to do with the CO2 injection, as all my other parameters that i can test for a pretty much perfect (55L aquarium, tetratec 400 with intake sponge, tds 150, nitrate 5-10, nitrite...

Hi, I was thinking, would fish that have lung-like organs have a higher tolerance to CO2 than other 'normal' common fish without the organs? I read that anabantoids can drown if not given access to air, even if the water is saturated with oxygen. If they are that dependent on atmospheric air...

Hello first post here, I have just set up a planted 35L tank. My first tank and following advice online and advice from my GF who started at this hobby before me I have a question I still haven't had answered. I have medium > high light and plants that fit within the category also. I decided...

Hi, I have a CO2 mixer on the return feed to my tank. It is the sort with a chamber fed by water returning to the tank from the external filter that drives a paddle and has a CO2 feed at the top. ( like this ) The problem is that despite having two CO2 non-return valves installed when the CO2 is...

Hi, I have been reading, and reading, and reading, and I am pretty sure that I understand most things. I have purchased all the necessary bits and pieces, and Im ready to set it all up, but have a few questions. I bought this of a fellow forum user: aqua medic regulator, separate needle...