Semi-conductors Industry-Waferproduction

HF and NH4F are useful chemicals for many steps producing and purifying single crystal Silicon rods and  then wafers.  Products Ammonium Fluoride, 40 %, 10 ppb Grade (WAF) Ammonium Fluoride, 40 %, 10 ppb Grade (WAF) Hydrofluoric Acid, 49%, 1 ppb Grade (WAF) Hydrofluoric Acid, 49%, 1 ppb Grade (WAF) Hydrofluoric Acid, 49%, 10 ppb Grade (WAF) Hydrofluoric Acid, 49%, 10 ppb Grade (WAF)   Back