I'm have been instructed to use formalin and manchalite green mix in my tank by my local aquarium but I forgot to ask the process.
I was told 1ml per 40ltrs of water but how often and how often do I do water change AND for how long?
Thanks
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I was told 1ml per 40ltrs of water but how often and how often do I do water change AND for how long?
Thanks
Sent from my iPhone using Tapatalk