On Sun, 2012-08-19 at 20:39 -0500, ceen...@in-front.com wrote:
> Thanks Dave. Thought I would throw it out there. I don't have any
> experience with a HPLC pump. What if the geometry were larger and the check
> valves could cope with a suspended solid? Think on the scale of a small
> hydraulic valve body.
>
>
> Dennis
>
>
> > HPLC pumps are made to deliver precise flows of organic (pretty much)
> > liquids. Even suspended particulates are going to mess with the valving.
> > Classically, the mobile phase should pass thru a millipore filter;
> > probably .3 um. Sorry to be a wet blanket.
> >
> > Dave
>
Dennis:
I think that is a question for an engineer.
I just used an HPLC for analysis of low levels of Vit A in animal
feeds.
There are really no wrong questions ... how else does on learn?
Questions are much cheaper than an expensive HPLC pump.
If you can take a look as some of the newer colored (paint/dye) heads in
HP printers. Cute technology IIRC.
Dave
Dave
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