Nital Etch, 5%, 250 mL



5% Nital Etch is a popular micro- and macro-etchant for etching mild steel, carbon steel, low alloy steel, cast iron and tool steel. It can also be used for weld penetration test and temper inspection (Nital etch test). This formula is listed in ASTM E 407 as formula number 74 “Nital”. Made with reagent grade chemicals.

User Instructions:

  • Pour out the amount you need and close the lid after each use to avoid alcohol evaporation.
  • Immerse or swab the polished surface few seconds to a minute.
  • Discard the solution if the color changes.


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 0.8 lbs
Dimensions 4.4 × 2.7 × 6.5 in
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