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max6297 · 02/22/2018, 08:52 AM

I do it all the time with reef crystals. Just subtract current tank dkh from rc mix dkh. Multiply the difference times the number of gallons then multiply time .123.

02/22/2018, 08:52 AM	#7
max6297 Registered Member Join Date: Jan 2015 Posts: 38	I do it all the time with reef crystals. Just subtract current tank dkh from rc mix dkh. Multiply the difference times the number of gallons then multiply time .123.