Available Purity Grades and Concentration
We supply hydrofluoric acid (1, 10 and 50 %) in VLSI-quality, which is the usual purity grades applied in semiconductor processing and micro-electronics. The specifications of our HF are listed in the technical data sheet below.
Typical Fields of Application of Hydrofluoric Acid
HF is mainly used for etching glasses, quartz and SiO2 films as well as (mixed with HNO3) for isotropic silicon etching.
Technical Data Sheet:
Lithography Application Notes
Our list of application notes with litho-related theoretical and technical background on all stages of micro-structuring can be downloaded from here:
> application notes
Sales Volumes, Purity Grade and Shipping
Available Sales Units:
- Bottles á 2.5 L (1 PU = 6 x 2,5 liters or single bottles)
- 5 L, 30 L or 200 L drums on request
Available Purity Grade:
Our typical lead time is 1-3 working days within Germany, lead times to other countries on request. On demand, in urgent cases our etchants can be shipped within 24 hours to a destination inside Germany.
Please send us your request.
phone: +49 (0)731 977 343 0
fax: +49 (0)731 977 343 29