Steel Cleaner Wash Formulation:
Phosphoric Acid 15%
Sodium di chromate 5%
Water 80%
Method:
Water + Phosphoric Acid (Mixed Well) + Sodium di chromate
(Mixed 20 minutes)
Metal Cleaner Chemical Formulation Calcium Hypo chloride . 60gm Sodium Bicarbonate. 290 gm. Sodium Chloride. ...
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