Pure Potassium Alum Lumps Food Grade Pickling Alum Whole Crystal 8oz (Pack of 2)
Pure Pickling Alum | Traditional Preserving Mineral | Food-Safe. Usage Instructions for Pickling. Purity: 100% Potassium Alum – No fillers, anti-caking agents, or additives. Rinse: Important: After the soaking period, thoroughly rinse the vegetables in cold water to remove all alum before the final pickling/canning step.