Archived posting to the Leica Users Group, 1997/03/11

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Subject: Re: Cleaning chromium bodies
From: bholmes@frii.com (Ben Holmes)
Date: Tue, 11 Mar 1997 23:03:47 -0700 (MST)

>>How do one remove residues of old sticky tapes on chrome bodies - without
>>causing too much damage? My M6 manual recommends "a soft cloth completely
>>free from foreign matter", but I=B4m afraid it takes at least a little bit
>>of foreign matter to make my dirty M3s nice and shiny.
>>
>>Claes
>
>A bit of ethanol or methanol should work fine. It takes a solvent to remove
>sticky residue. Clean alcohol is less harsh than acetone. The acetone in
>nail polish remover is dilute enough to be reasonably safe, but the perfume
>and glycerin might leave residue.
>
>-Charlie
>
>
Ketones are far less reactive than alcohols on metal. Alcohols have a
similiar functionality to water.

Acetone is the safer of the two. An ether would be my choice.

Regards,

Ben W. Holmes

Boulder, CO
USA

bholmes@frii.com