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#1
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![]() Thats how my Mg was. The card shows 1 drop = 100ppm then it is crossed out and hand written in 1 drop = 75ppm? Could throw a person off if they're not careful, thats for sure.
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#2
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![]() pretty sure this was dreamt up by elios marketing team trying to double up their profit margin. tiny bit of improved measuring accuracy but costing user twice the moola.
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