Hmmm.. Been using wine bottles stoppered with those vacuum-able stoppers for years. You can eliminate virtually all non- dissolved oxygen with those . ID 11 stays for months/years between uses. Sent from my iPhone On Jun 26, 2013, at 7:27 AM, Snoopy <snoopy@xxxxxxxxxxxxxxx> wrote: > Hi everyone, > > On 06/25/2013 04:20 PM, Bogdan wrote: >> Hello, >> >> What about the old idea of using marbles to fill the container toreplace >> the chemicals that have been used up. This way, the container is always >> topped up withchems..... no oxygen. >> Problem solved..... or is it??? >> > > Well, people say I have truly lost my marbles...:-) > > They must be right, the other day I let my mind wander and it never came > back. > > Love > Snoopy > >> Cheers, >> Bogdan >> >> >> On 6/25/2013 10:08 AM, emanmb@xxxxxxxxx wrote: >>> In the early days they just used a layer of oil on top of said liquids >>> and siphoned out what they needed. No gas, no tanks, pretty minimal >>> costs. Saw the illustration in James Reilly's book. >>> >>> >>> >>> On Jun 25, 2013, at 8:26 PM, Peter Badcock <peter.badcock@xxxxxxxxx >>> <mailto:peter.badcock@xxxxxxxxx>> wrote: >>> >>>> OK, so while I'm relaxing with one leg on my dog and the other >>>> propping up my laptop I thought I'd tell you all about my plans for >>>> keeping my chemicals fresher for longer. >>>> >>>> You all know about Tetenal's protectan >>>> <http://www.tetenal.com/index_c.htm?AKT=01120010001000500055&L=UK> >>>> and Bloxygen <http://www.bloxygen.com/>(argon) right ? Both >>>> contain gases which displace the oxygen to reduce the rate of >>>> oxidation. They are both good ideas if you can justify spending way >>>> too much for a bit of compressed gas. >>>> >>>> So, my latest idea is to use a 1L disposable canister of Argon >>>> (welding) gas >>>> <http://www.maxxiline.com/product/argongasbottle/argon.html> with a >>>> regulator on top to deliver the inert gas into my partly filled >>>> chemical bottles. If I can get the flow rate under 5 L/min using the >>>> adjustable regulator I should be right. They contain (when released >>>> and uncompressed) 110 Litres of gas as they are stored a volume of 1L >>>> at 110 bar of pressure. the cylinder will probably leak after about >>>> 2-3 years but for about US$15 it is only a tad more expensive than >>>> bloxygen but gives over 10 times as much gas (I think - but the >>>> Bloxgen mfg's claim of 75L per can don't add up) Instead I >>>> calculated using the ideal gas equation (PV=nRT) that Bloxygen >>>> contains about 7-10 litres of compressed argon (depending on the >>>> pressure in the can) yet it retails for US$11. >>>> >>>> Regards >>>> Peter >>> >>> >>> __________ Information from ESET NOD32 Antivirus, version of virus >>> signature database 8487 (20130625) __________ >>> >>> The message was checked by ESET NOD32 Antivirus. >>> >>> http://www.eset.com >> > > -- > "Ceterum censeo, digitalem esse delendam" > ============================================================================================================= > To unsubscribe from this list, go to www.freelists.org and logon to your > account (the same e-mail address and password you set-up when you > subscribed,) and unsubscribe from there. ============================================================================================================To unsubscribe from this list, go to www.freelists.org and logon to your account (the same e-mail address and password you set-up when you subscribed,) and unsubscribe from there.