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Detect the presence of metallic iron and iron oxide. Chromium and nickel will not be replaced with the Copper sulfate test solution, forming the distinctive copper color on the surface in this 6 minute test.
Hydrofluoric Acid 40
Sodium Meta Silicate passivation chemical is suitable for Aluminum
Photo engraving, Metallurgy, Etching steel, Ore floatation., Preparation of nitro compounds, Oxidizer in liquid rocket propellants.
Removes grease, oil, carbon deposits, soil and grime.
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