Re: gum/dichromate ratios

Hi Trevor,

1:2 may be a better ratio for gum. Don't forget to add some kind of
preservative to the gum mix. Starting ratio of gum/pigment to dichromate
is usually 1:1,

Hope this helps, I'm only a novice myself though, experts dive in :)

Regards

David H
Received on Thu Nov 10 05:09:52 2005