/services/b/weblog/posts/isa-ph-control-solutions-web-seminar-by-greg-160-mcmillanThis Wednesday, November 9, 2011 at 2-3:30pm EST (19:00-20:30 UTC), ModelingAndControl.com’s Greg McMillan will be a pH Control Solutions web seminar. Greg is also the author of the book, Advanced pH Measurement and Control, 3rd Edition. Here’s the seminaren-USTelligent Community 13