Kodak HT-1a Hypo Test Solution

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Distilled Water - 6 fl. oz. - 180mL - 7 1/2 fl. oz.
Potassium Permanganate - 4 grains - 0.3g - 4 3/4 grains
Sodium Hydroxide (Caustic Soda) - 8 grains - 0.6g - 9 1/2 grains
Water (distilled) to make - 8 U.S. fl. oz. - 250mL - 10 Imp. fl. oz.

Formula given in U.S. Customary and metric measures. Imperial units accurate to within 1/4 gn. Liquid volumes converted in the ratio of 4 U.S. fl. oz. : 5 Imp. fl. oz.

FILMS OR PLATES: Take 8 ounces (250 cc. or 10 Imp. oz.) of pure water in a...

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