Thank you John. Indeed thé water is quite hard but I wouldn't have guessed that hard water + dish washer would make things even worse.
I'll fix the water and buy photoflo. Le vendredi 24 décembre 2010, John Sessoms <[email protected]> a écrit : > From: Ann Sanfedele > > > Thibouille wrote: > > >>I didn't get this with my first film but second and third films have >>traces on them after drying. >>Seems like limestone (got the word translated from French so it maybe >>wrong) and/or wetting agent. >> >>Now, I use simple dishwashing product as wetting agent. Maybe this is >>the culprit? >>Or maybe not enough wetting agent? >> >>Any suggestions welcome. >>Thank you. >> >> > > eweeewe - how about investing in some photoflow? I recall it being > pretty chepa and it lasts a really long time - you jsut use a tiny bit. > You don't have the wetting agent in the tank for the whole washing > process do you? > You should only do it for about a um less than a minute, and agitate it > all the time. > > > > Sounds like there's also a hard-water problem. Limestone = calcium. > > Hard water makes soap films stickier & harder to remove. If you're using dish > washing detergent as a wetting agent, hard water would make it more prone to > leaving behind a soap film on the dried negatives. > > You need something like a BRITA filter to remove the calcium from your rinse > water and I concur with the recommendation to switch to PhotoFlo as your > wetting agent. > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. > -- Thibault Massart aka Thibouille/Thibs ---------------------- Photo: K-7, Sigma 28/1.8 macro, FA50/1.4, DA40Ltd, K30/2.8, DA16-45, DA50-135, DA50-200, 360FGZ ... Laptop: Macbook 13" Unibody SnowLeo/Win7 Programing: Delphi 2009 -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
