Production Techniques and Chemistry > Colloidal Gold Production

Third attempt - colloidal gold (photos)

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imcool:
here is the third attempt at 60V 0.5A for 1 hour

imcool:
@wgpeters @kephra @cfnisbet

Obviously this 3rd attempt is darker than second attempt and first attempt, is there way we can guess what might the PPM of gold in 3rd attempt above? Below is photo for 2ond and first attempt
Second attempt


First attempt


Thank you very much

bcboy:

--- Quote from: imcool on May 03, 2020, 05:31:36 PM ---here is the third attempt at 60V 0.5A for 1 hour



--- End quote ---
Is that a 500 ml mason jar. What I'm trying to get at is you made 500 ml and it is a double batch. So it took 1 hour? How much have you made at a time? 750 ml, 1000 ml or more?
Thanks for your time.

imcool:

--- Quote from: bcboy on June 25, 2020, 05:49:24 AM ---
--- Quote from: imcool on May 03, 2020, 05:31:36 PM ---here is the third attempt at 60V 0.5A for 1 hour



--- End quote ---
Is that a 500 ml mason jar. What I'm trying to get at is you made 500 ml and it is a double batch. So it took 1 hour? How much have you made at a time? 750 ml, 1000 ml or more?
Thanks for your time.

--- End quote ---
yes 500ml, i made 500ml, no time stays same, and if you want darker go more time.

cfnisbet:
Good results; nothing wrong with any of those.

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