PE - my denatured alcohol uses Gameaux mixture .25% as the denaturant.
This is mostly methyl isobutyl ketone and tiny amts. of other things. Do you mean this denaturant is incompatible with photographic chems?

Thanks
Murray,
Brisbane

Quote Originally Posted by Photo Engineer View Post
Both are normal. BTAZ should be dissolved in alcohol, but NEVER use denatured alcohol as one denaturant used has photographic effects.
PE