In article <9409107818.AA781825860 at ccgate0.bms.com>,
Stephen_W._Mamber_at_~PRIWFB05 at ccmail.bms.com writes:
I can venture a guess. Different compunds diffuse at different rates.
Some diffuse so slowly that the inoculum has begun to grow prior to the
compound being diffused to the site. Does your test extract contain a
mixture of compunds? If so, this might be a possibility.
Ned C.
gnedc at aol.com