home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: sci.astro
- Path: sparky!uunet!wupost!sdd.hp.com!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!linac!tellab5!jcj
- From: jcj@tellabs.com (JCJ)
- Subject: Re^2: Cleaning Eyepieces
- Message-ID: <1992Aug18.174000.12866@tellab5.tellabs.com>
- Sender: news@tellab5.tellabs.com (News)
- Nntp-Posting-Host: sunl18
- Organization: Huh?
- References: <1992Aug17.060919.7967@news.iastate.edu> <mcdonald.219@aries.scs.uiuc.edu>
- Date: Tue, 18 Aug 1992 17:40:00 GMT
- Lines: 10
-
- J. D. McDonald writes:
-
- >... Try to get reagent grade isopropyl ("ACS Certified" in the US) or USP
- >grade ethyl alcohol 100% (200 proof). I use the ethyl, its cheap in our
- >storeroom ...
-
- Just a nit, but can you get 200 proof? I vaguely recall a ChemE roommate
- once saying alcohol forms an aliotrope (?) such that the best you can
- get is 90%. A chemist I'm not, however...
-
-