Metallography Consumables
Beraha's Reagent
Colour etchant for phase differentiation in stainless steels
PRODUCT OVERVIEW
Beraha's reagent is a colour etchant that produces different colours for different phases in stainless steels and other alloys. Enables clear differentiation of austenite, ferrite, and martensite phases.
TECHNICAL SPECIFICATIONS
CompositionHCl, K₂S₂O₅, H₂O (Beraha's CbIII)
ApplicationImmersion
Etch Time30–120 seconds
MaterialsStainless steels, duplex steels
Packaging100mL, 500mL
SafetyCorrosive — see SDS
APPLICATIONS
- Phase differentiation in duplex stainless steel
- Austenite/ferrite ratio measurement
- Martensite identification
- Phase fraction analysis
- Colour metallography
KEY FEATURES
- Colour contrast for clear phase differentiation
- Essential for duplex stainless steel analysis
- Enables accurate phase fraction measurement
- Produces distinctive colours for each phase
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Metallographic Etchants