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Copper etchant 49-1 semiconductor grade
Irritant
Copper etchant 49-1 semiconductor grade
Supplier:  Transene
Certificates
Irritant
Copper etchant 49-1 semiconductor grade
Supplier:  Transene

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Specification Test Results

  • Appearance:
    Clear, colorless
  • Etch Capacity (rate declines at ~70%):
    90-100 wafers/gallon
  • Etch Rate at 25°C:
    40 Å/sec
  • Filtration:
    1 um
  • Incompatible Materials:
    III-V, Zn
  • pH:
    5.9-6.3
  • Recommended Operating Temperatures:
    20-80°C (30-40°C most common) °C
  • Shelf Life:
    9 Months
  • Storage Conditions:
    Ambient, refridgerated preferable

Specification Test Results