Hayashi Pure Chemical Ind., Ltd.


Product Description

Roughening Etchants

AlGaAs, GaAs Roughening Etchant Pure Etch F300/F400 series

Excellent roughening etching of the surfaces of AlGaAs films, GaAs films, and GaAs substrates, improving their light-extraction efficiency

Keywords: frost etching, asperity, LED, light-emitting diode, aluminum gallium arsenide, gallium arsenide


  • Forming desirable asperity, improving the light extraction efficiency
  • Processing at low temperature in a short time
  • Excellent uniformity of asperity profile

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