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You are right , it was not a good idea to get the High Purity He ( 99.999). By the end of the day 99.9 is fine as you said. Also i find out that the gas is imported from Greece and Israel , so much of our money goes on traveling expenses. Rgds Manos. Oh by the way thanks to every one for the useful info. Kevin Connell wrote: > There was a thread in the archives about this sometime ago.... > > However, 5 nines of purity is TOTALLY overkill. > > Industrial grade is 99.9 and works great.� Some suppliers actually will > label and track it as USP. > > SOMETIMES balloon grade helium has other stuff in it, like O2 or Argon. > > ALWAYS DO A VOICE-TEST ON NEW HELIUM BOTTLES. > > Ask your supplier for a spec sheet on the balloon grade stuff, or tell him > you want welding grade. > > In the US, a 330 (50L/200bar) helium cost between $40.00 and $100.00.� All > prices are HIGHLY negotiable. > > Bottle rental is between $4 and $15.00 a month, purchase is always the > better deal in the long run, but somehow $40.00 a month is a lot easier to > sneak by the wife than $1000.00 outright purchase :-) > > O2 is usually around 40% the cost of helium. > > At 03:34 PM 5/17/2000 +0300, Manos Manoli wrote: > >I know this is a bit off the topic but i > >just wanna compare prices for He around the world. > > > >So for a 50ltr of He at 200 Bars , purity 99.999 > >i pay� $$$ 360 for the gas and $$$ 50 for tank deposit. > >( we have the flexibility to hold the tanks as long as we want ) > > > >Is it only here� so expensive ??? > >Or do you people buy ballon grade ? > > > >Manos. > > > >-- > >Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. > >Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. > > ---------------------------------- > � Kevin Connell <kevin@nw*.co*> > > � NW Labor Systems, Inc > � http://www.nwls.com > > ---------------------------------- -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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