On 4 Oct 2000 18:58:17 +0100, David.L.Haviland at uth.tmc.edu ("David L Haviland") wrote: >You have me confused... > >You're talking into the EC600? ... They all do... any cuvette, from >any vendor as the plates are adjustable from within the chamber. Thanks to Texas, that was exactly what I wanted to know! Bu.