配方类型：	METALS AND THEIR TREATMENT
配方说明：	Acid Pickling Solutions Chromic sulfuric
配方组成：	Sulfuric acid/0.065 oz/gal Chromic acid/24 oz/gal
配制方法：	Operating Conditions Temp. 70-90F Time 3 min. Construction Details Tanks-stainless steel, 1100 aluminum, ceramic or synthetic rubber Comments Recommended for cleaning prior to spot welding. Gives low resistance surface for spot welding. Metal Removal; Mils: 0.3

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