Quote Originally Posted by pierods View Post
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Less SS produces coarser grain, isn't it?
No there's an optimum point and this is close to 75-80g/l Sodium sulphite, so Adox Borax MQ and Agfa 44 (Ansco Agfa/GAF 17) use this lower amount, as does Ilford ID-68/Microphen. These developers give about 1/3 of a stop more film speed, the first two finer grain as well.

Ian