Ammonium Bifluoride (Ammonium Hydrogen Difluoride) (98%) is a white crystalline solid with a molecular weight of ~57.04 g/mol. It decomposes on heating (no fixed boiling point) and has a melting point around 125–130°C. Form: Solid / Crystals; Uses: glass etching, metal surface treatment, cleaning agents, chemical synthesis, and laboratory applications. Available Quantities: 500 g, 5 kg, 25 kg (custom bulk packing available)