Vilella’s Reagent, 500 mL



Vilella’s Reagent (AKA Villela’s etch) is a popular etchant for etching heat-treated steels, martensitic stainless steels and tool steels. This etchant is listed in ASTM standard E 407 as formula number 80 “Vilella’s”.

User Instruction:

  • Immerse or swab the sample for a few seconds to a minute or more.
  • This product will stain skin and clothing. When rinsing the sample after etching, it is advisable to rinse in water to remove the bulk of the etchant, and then immerse the sample in a beaker of alcohol, followed by flushing the surface with alcohol from a squeeze bottle.

Product Applications:

  • Reveal the ferrite-carbide structure (tempered martensite).
  • Etch martensitic stainless steels, tool steels, or steel with a tempered martensite microstructure.
  • Outline and enhance constituents in stainless steels: delta ferrite, sigma phase, and carbides.


Nalgene® Leakproof Bottle, HDPE.


California Proposition 65 WARNING: This product contains methanol which is known to the State of California to cause reproductive harm.


Additional information

Weight 1.5 lbs
Dimensions 4.4 × 3.5 × 6.5 in
  • Now serving US & Canada.

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  • Overnight and UPS collect available.

  • Commercial shipping address required.