FRONTIER ALUM GRANULES (453G)
Brand new & sealed
Alum is the chemical compound aluminum sulfite and is also referred to as ammonium aluminum sulfite or ammonium alum. Alum is used primarily as a pickling agent, to add crispness, or as a dye fixer (mordant).
Use in home pickling to add crispness. For recipes that call for powder, granules can be ground in a spice grinder.
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