Poultry Powder - All Natural Chicken Dust Bath - 3 Organic Ingredients: Limestone Powder, Hardwood Ashes & Fossil Shell Flour (3 Pound) is up for auction in Pet Supplies. The current bid is $4.50, 82% below the $24.98 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.