Richard Sullivan (richsul@earthlink.net)
Tue, 01 Jun 1999 09:56:09 -0600
At 05:53 PM 5/30/99 +0200, you wrote:
>I am not sure whether my ammonium ferric oxalate is still okay. Is it
>possible to repair it, in the same way as ferric oxalate, with hydrogen
>peroxide? If yes, how much should be added to a given quantity?
>Lukas
If the color is still bright, primary and transparent it is still good. The
peroxide will work too.
--Dick Sullivan
505-474-0890 FAX 505-474-2857
<http://www.bostick-sullivan.com>http://www.bostick-sullivan.com
http://www.workingpictures.com
This archive was generated by hypermail 2.0b3 on Thu Oct 28 1999 - 21:39:36