| 
        
        | Etchant Solutions and their concentrations.  | 
            isopropyl alcohol | 
            
            | Material | 
            AIT cool grease 7016 | 
            
            
            | Wafer size | 
            
 | 
            
            
            
            | Equipment | 
            Wet bench  | 
            
            
            
              | Equipment characteristics: | 
            
            | Batch sizes | 
            100 mm: 1, 150 mm: 1, 200 mm: 1, 50 mm: 1, 75 mm: 1 | 
            
            | Piece geometry Geometry of wafer pieces the equipment can accept  | 
            rectangular, circular | 
            
            | Wafer geometry Types of wafers this equipment can accept  | 
            1-flat, 2-flat | 
            
            | Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself).  | 
            quartz (fused silica), silicon carbide, silicon on insulator, quartz (single crystal), sapphire, silicon, Pyrex (Corning 7740), gallium arsenide, indium phosphide | 
            
            | Wafer thickness List or range of wafer thicknesses the tool can accept  | 
            250 .. 800 µm |