1-14 indicator solution

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malook
Posts: 52
Joined: 11 May 2009, 09:22
State/Location: NSW

1-14 indicator solution

Post by malook »

I know that you can buy indicator strips that go 1-14 pH but is there a recipe to make up (Universal is only 3-13) that shows this range. My HT takes an lovely autism class and they couldn't get that there were limitations on the Universal solution.
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