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Beryllium - Technical types of Be - Especially with large grain size

Material Name: Beryllium
Recipe No.: 94
Primary Chemical Element in Material: Be
Recipe No.: Large grain size
Sample Type: Bulk
Uses: General macrostructure
Etchant Name: None
Type (Macro/Micro): Macro
Etching Method: Chemical
Etchant (Electrolyte) Composition: 90 ml distilled water, 10 ml hydrochloric acid, 4 g ammonium chloride.
Procedure (Condition): Few minutes. Immerse or swab.
Note: Technical types of Be. Especially with large grain size.
Reference: Fred Hargreaves (Ret.), Personal Etchants Database 1960-1990, Analytical Services Bookham Technology, Caswell, Towcester, Northamptonshire NN8EQ, UK.