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Old 15th May 2020, 03:08 PM
Tony Marlow Tony Marlow is offline
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A variation on the fixer test time measurement is to put a spot of fixer on the emulsion side and pause for say a minute and then suspend the bit of film in the fixer and measure the time taken for the spot to dissapear. I use tweezers to hold the bit of film in the fixer.

Tony
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