No colour chart with the alk or Ca kits. Instead it's a titration where the colour changes from blue to pink, you then take a note of how much titrate you dispensed and look up the number on a table. Much better than guessing if a colour shade of green is more yellow than pink...
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-- Tony
My next hobby will be flooding my basement while repeatedly banging my head against a brick wall and tearing up $100 bills. Whee!
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