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> Roland,
> My mistake on my last message, I use the Sodium Metasilicate based
> developer for Positive Photoresist not negative photoresist!!, the
> product from the dry film ebay supplier is a negative developer,
> although, I have also used Ilford Perceptol Cat 1960529, primarily
> used for BW film developing, but does a reasonably good job on PCB's
> hope this helps
>