Hayashi Pure Chemical Ind., Ltd.


Product Description

Film Etchant

Crystal Etchant Pure Etch ZE series

Provides flatter bottom etching of crystals than is possible with conventional products without corroding the resist or metal (Au, Cr) film masking.

Keywords: wet etching, crystal


  • Reducing the taper angle difference compared to conventional products
  • Etching surface is flatter than conventional products
  • Excellent uniformity of thickness