I just found a sealed bag of Kepro sensitized boards. Might be 5-10 years old. Stored in air conditioned area. Will they still work? Cat#522-465G 4"X6"X 0.62" G10 2Oz 2 sides sensitized Are these positive or negative? What developer does this use? Thanks Dave
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Kepro Sensitized pcb--- Old Stock still good?
2006-06-03 by davelandnni