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Molybdenum - Mo and Mo base alloys

Material Name: Molybdenum
Recipe No.: 5423
Primary Chemical Element in Material: Mo
Sample Type: Bulk
Uses: General microstructure
Etchant Name: None
Type (Macro/Micro): Micro
Etching Method: Electrolytic
Etchant (Electrolyte) Composition: 75 ml methanol (95%), 10 ml sulfuric acid, 25 ml hydrochloric acid.
Procedure (Condition): 30 s, 30 V dc, Stainless steel cathode. Toxic.
Note: T and Ta base alloys. Mo and Mo base alloys. V and V base alloys.
Reference: Fred Hargreaves (Ret.), Personal Etchants Database 1960-1990, Analytical Services Bookham Technology, Caswell, Towcester, Northamptonshire NN8EQ, UK.