Thread: my calcium test reads in mg /litre
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Old 12-08-2005, 02:31 PM
IslandReefer IslandReefer is offline
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Default ppm
I know it is late, but isn't there 1000mg per gram, 1gm H2O=1ml, with 1000ml per litre....so thats 1000x1000 doing the units = 1 million or ppm.....so ppm and mg/l are equivalent.
Right?
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