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acid-hardening fixing bath
配方类型: |
INTRODUCTION |
配方组成: |
potassium alum powder/1/2 stir until dissolved and then add the following chemicals in the order given, stirring each until dissolves distilled water/8 b) warm dissilled water/2 1/2 a) sodium hyposulfite/32 pure sodium sulfite/1/2 pure acetic acid (28%)/1 1/2 |
配制方法: |
add (b) to (a) and store in dark bottles away from light. |
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