SOB Medium: Why add Mg late?

Nigel Kenward mbxnjk at
Thu Jul 6 03:22:27 EST 1995

Hi Mike,
	I understand that if you put the Mg ions in prior to autoclaving, there 
is a risk that the Mg will precipitate out and make the solution cloudy.
I've never risked it so I can't confirm whether it's true or not !
Nigel Kenward
Nottingham University

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