Alba Chem TAN Tannin Stain Remover No. 1505, 16 oz bottle, for professional spotting of tannin-based stains from coffee, tea, food, beverages, and similar sources on compatible textiles. Use this spotting chemical in commercial dry cleaning, laundry, or garment-care stain removal workflows. Verify fabric suitability, stain type, safety directions, and shop procedures before use.