Bruno,

 > We buy our 0.3 mm copper wires from:
 >
 > Costech Analytical Technologies, Inc.,
 > 26074 Ave. Hall, Suite 14,
 > Valencia, CA 91355 USA.
 >
 > Phone: (661)297-2395, FAX (661)297-5492.
 >
 > The item is part #011030, copper wires, reduced, 0.3 mm. 250g for US$56.25.
 >
 > I usually deal directly with (he has the same first name as you) Bruno
 > Lavettre who's email is <[log in to unmask]> .

I understand that a closer source to you would be Costech internatinal in
Italy. The contact is Dr. Giacomo Zito and he can be
e-mailed at [log in to unmask] Their fax number is 39 02 9232703.
 >
 > As I recall this copper was originally sold for use in Perkin Elmer C/N
 > analyzers, but seems to work with no problems in the Carlo Erba type
 > analyers. It seems to last much longer, presumably due to a much larger
 > surface area. The only problem is that it is only sold in 250g bottles,
 > and I only use about 150g to pack a tube,leaving 100g in the bottle, and
 > this deteriorates if left in air. Initially I tried just replacing the cap
 > on the bottle, but the copper still deteriorated in storage. Then John
 > Morrison at Micromass told me the trick of sealing the top of the bottle
 > with "blue tack". This is a window putty like compound that can be bought
 > at stationary store, and does not go hard when exposed to air. It is used
 > for holding up postcards on walls (!) amoung other uses. It appears to
 > have a very good seal, so I purge the partially empty bottle with and inert
 > gas like He and then seal it with the blue tack. This seems to keep the
 > copper in good condition ready for the next column.
 >
 > I hope this helps,
 >
 > Paul.
 >
 > At 09:07 AM 9/28/00 +0200, you wrote:
 > >Dear Paul,
 > >
 > >please could you provide the price and the supplier of the 0.3 mm copper
 > >wires.
 > >
 > >Many thanks in advance
 > >
 > >Bruno
 > >
 > >P.S.: I guess that the stock value of this company will increase
tremendously
 > >during next time...
 > >
 > >Dr. Bruno Glaser
 > >Institute of Soil Science and Soil Geography
 > >University of Bayreuth
 > >D-95440 Bayreuth
 > >Germany