Re: Chrome Alum Gelatin hardener

From: Kate Mahoney ^lt;[email protected]>
Date: 02/10/04-02:25:17 PM Z
Message-id: <001501c3f014$133b2040$2126f6d2@yourif5zypd2xn>

> For silver gelatin process, formaldehyde has more direct disadvantage
> like tendency to fog, reduce speed, or both, especially in fast
> emulsions. I wouldn't use it.

What about with gum bichromate, Ryuki?

Received on Tue Feb 10 14:26:13 2004

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