Re: Dichromate dilution and speed

On Sun, 30 Nov 2003, Christina Z. Anderson wrote:
> I am so happy Suzanne Izzo posted to say she, too, used only a (gasp) 2.5%
> solution and got 6-8 minute sun exposures! And with potassium dichromate at
> that! That is half the 6% I was using, and in my mind her "6-8 minute
> exposure"

I've heard from those who expose in the sun (if I had some I'd try it)
that times in summer are 30 seconds...

so that might be at least 12 times as long.

J.
Received on Mon Dec 1 01:35:47 2003