Dr. Duncan Clark
Duncan at nospam.demon.co.uk
Tue Jan 30 05:47:48 EST 2001
In article <3A75D065.8F2D3A8F at med.unc.edu>, the eminent Stephen Snowdy
at UNC Gene Therapy Center wrote
>I find this a little confusing since NP-40 is a trade name for a
>solution that is always 10%,
Not always. How far back do you mean 'always', 1 year, 5 years 25 years?
I don't recall being able to buy a dilute solution years ago. Fluka
sells both an NP 40 Substitute of 100% and an NP40 Substitute solution
of 10% (v/v).
The problem with being on the cutting edge is that you occasionally get
sliced from time to time....
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