Ammonium BiFluoride Restoration Detergent More Effective than HF at Removing Black Stains Non-Hydrofluoric Restoration Detergent Originally designed for glazed brick and terra cotta cleaning, ABF offers the strength of HF, but with a higher degree of safety. Precautions should be taken to avoid contact with glass or anodized aluminum as it may mark these surfaces. ABF’s acid blend is more effective than HF at removing the black stains that occur on glazed brick with almost no chance of burning. Technical Data

• Appearance: Water white
• Odor: Strong acid scent
• Physical State: Liquid
• pH: <1.5
• Boiling Point: >212 F
• Specific Gravity (water=1): 1.10 @ 77 F
• Evaporation Rate: N/D
• Solubility in Water: Complete
• Flash Point: >N/D
• Viscosity: Water thin