Co-Cr-Ni alloys-For identification of sigma phase. Co-Cr-Ni alloys. For replica electron microscopy use Murakami reagent

Material:Co-Cr-Ni alloys
Type: Micro
Method: Chemical etching
Etchant (Electrolyte): 20 ml HCl (conc.), 10 ml HNO3 (conc.), 20 ml glycerol, 10 ml H2O2 (3%).
Procedure: No data.
Note: For identification of sigma phase. Co-Cr-Ni alloys. For replica electron microscopy use Murakami reagent.
Source: Practical Metallography, Vol. 10, No. 7, 1973, p. 407-413.















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