Buffer at pH=5 - 5.5

Gregory Cheung gregory_lmc at yahoo.com.au
Thu Feb 15 00:27:24 EST 2001


Dear All,

Can anyone suggest a suitable buffer that is stable at
around pH = 5 - 5.5? I've tried many combinations of
Lactic, citric, acetic, histidine and MES buffers
without success. Buffer vendors such as Sigma seem to
have a gap around pH 4 - 6.

Thanks


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