> -----Original Message----- > From: pure-silver-bounce@xxxxxxxxxxxxx > [mailto:pure-silver-bounce@xxxxxxxxxxxxx]On Behalf Of John Black > Sent: vrijdag 18 maart 2005 19:51 > To: pure-silver@xxxxxxxxxxxxx > Subject: [pure-silver] Re: Pyro in a Jobo Processor >=20 >=20 >=20 > The tris/borate dry packaged buffers I get from sigma already=20 > have the EDTA > in them. These buffers are intended for use in electrophoresis and the > reason for the EDTA in these circumstances escapes me. >=20 ..Hi Jim, I also use these buffers regularly (actually right now), and I always understood that the EDTA was essential for the conductivity(?) during electrophorsis, but how this exactly works I cannot remember..., but omitting EDTA gives terrible running behaviour of DNA molecules..ok enough off-topic..;-).. Best, Cor ============================================================================================================= To unsubscribe from this list, go to www.freelists.org and logon to your account (the same e-mail address and password you set-up when you subscribed,) and unsubscribe from there.