Some tcms do sell 6% ones
Some tcms do sell 6% ones
I use this
http://www.ecocityhydroponics.com/lu...droponics.html
Dilute accordingly to your needs.
I bought 450ml from JB 6%....just the pharmacy in shopping malls. You can check out when you go there.
Sorry haven't been here for a while due to work. Can't recall price....but should be <$10.
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