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Catalog NumberCONTRAST INCREASE The contrast of the print can be increased by adding 10% potassium dichromate to the initial wash and development" water. About 9-10 drops of the 10% dichromate solution added to
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Document Date: 2014-09-09 10:46:29
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Catalog NumberCONTRAST INCREASE The contrast of the print can be increased by adding 10% potassium dichromate to the initial wash and development" water. About 9-10 drops of the 10% dichromate solution added to