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   1. Get a yellow purchase order form and fill it out for the gas
      needed.
	Account Number : U768425
	Vendor : Airgas (1-800-524-7427 or 1-800-666-6523)
		Call : 	733-6527 for local info.
		http://www.airgas.com

	Gas : 	Helium, Compressed High Purity Grade (HE-HP 300) $92.40
	    :	Nitrogen, Compressed High Purity Grade, size 300, (NI-HP 300)  $13.00
	(There is a discount between Cornell and Airgas for the High Purity Nitrogen gas, so its price is cheaper than middle grade NI (NI-PP 300, %37.54), updated 6/11/2009) 

    2.  The customer code# is QXD37 (in case you need to speak w/ a representative)
	Place this info in the comment section like,

		"Gruner Lab Air Gas Account Number - QXD37".

    3. Turn in the PO down stairs.

Gas cylinders will be delivered within a day or two.  A note is delivered
to tell you to pick them up.
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