[quote name='cfb_de' timestamp='1152739081' post='8024']
(...) A300 is a fixing agent based upon sodium thiosulfate, thus not a modern "rapid fixer". It consists of sodium thiosulfate and sodium sulfite for conservation purpose. Nothing else added. A cheap, simple, traditional recipe. (...)
[/quote]
I don't know if they ever changed the recipe of their A300 fixer, but as far as i know, it's a fixer based on ammonium thiosulphate (as you can read in the [url="http://www.calbe-chemie.de/prod/pdf/A%20300%20en.pdf"]product information[/url]; i guess the letter A in the product name also indicates that):
Though I admit the A300 is a very slow fixer, like fixer based on sodium thiosulfate, if you use the amounts of water given in the manual.
Sorry for writing on this old thread, but this is still a relevant result on Google and I just wanted to mention/correct this.
(...) A300 is a fixing agent based upon sodium thiosulfate, thus not a modern "rapid fixer". It consists of sodium thiosulfate and sodium sulfite for conservation purpose. Nothing else added. A cheap, simple, traditional recipe. (...)
[/quote]
I don't know if they ever changed the recipe of their A300 fixer, but as far as i know, it's a fixer based on ammonium thiosulphate (as you can read in the [url="http://www.calbe-chemie.de/prod/pdf/A%20300%20en.pdf"]product information[/url]; i guess the letter A in the product name also indicates that):
Zitat:(...) This light in weight powder fixer, based on Ammonium thiosulphate, (...)
Though I admit the A300 is a very slow fixer, like fixer based on sodium thiosulfate, if you use the amounts of water given in the manual.
Sorry for writing on this old thread, but this is still a relevant result on Google and I just wanted to mention/correct this.
