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Mobile Phase

Discussions about HPLC, CE, TLC, SFC, and other "liquid phase" separation techniques.

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Mobile Phase

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Dr.Malik
Hi all,
How many days can I use the mobile phase for lc/msms?
A: Water + Ammonium Formate+ Formic Acid
B: Methanol + Ammonium Formate+ Formic Acid
for pesticide detection

Re: Mobile Phase

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Rndirk
We use A for a maximum of +-3 days, and B for +-1week.

Re: Mobile Phase

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Multidimensional
One day. Make fresh solutions at the start of each day (and only enough to use).
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