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Emulsion
10-09-2009, 05:28 AM
Interesting articles online relating to photographic chemistry etc.

How Chemistry creates a Photograph
http://books.google.ca/books?id=7SADAAAAMBAJ&pg=PA198&dq=silver+nitrate&lr=&as_pt=MAGAZINES#v=onepage&q=silver%20nitrate&f=false

Making photos on metal surfaces:
http://books.google.ca/books?id=JN8DAAAAMBAJ&pg=PA116&dq=%2Bemulsion+%2B%22silver+nitrate%22&lr=&as_pt=MAGAZINES#v=onepage&q=&f=false

Emulsion

AgX
10-09-2009, 07:20 AM
Can someone tell what is going on in those heated pans under a ventilation hood in the background photo in that Popular Science article?

Marco B
10-09-2009, 07:24 AM
I created two PDF documents of these pages and attached them here. Just quick and dirty using OpenOffice.

With residual silver test and hypo tests virtually impossible to find today in shops, now I also know what I need to do to check my prints for proper archival processing: just lick them! :p:D

Marco

Emulsion
10-09-2009, 08:19 PM
Using a microscope to observe film emulsion etc.
http://books.google.ca/books?id=yyUDAAAAMBAJ&pg=PA46&dq=photographic+film+acid+gelatin&lr=&as_pt=MAGAZINES#v=onepage&q=&f=false

Emulsion