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prepare the 2, 4, 6, 8 and 10 ppm standard solutions from the 100 ppm standards...

prepare the 2, 4, 6, 8 and 10 ppm standard solutions from the 100 ppm standards...
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prepare the 2, 4, 6, 8 and 10 ppm standard solutions from the 100 ppm standards...
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Topic: Standard Solution  (Read 2611 times)

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Offline enh

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Standard Solution
« on: October 18, 2011, 02:58:12 PM »
can someone help me with this please, i know we need to use dilution but im really confused.
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Offline sjb

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Re: Standard Solution
« Reply #1 on: October 18, 2011, 03:36:06 PM »
Quote from: enh on October 18, 2011, 02:58:12 PM
can someone help me with this please, i know we need to use dilution but im really confused.

What does 100 ppm mean? What about 2 ppm, for instance?
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