Check the listing for details. Lindner 8015 Universal Coin Cleaner Biodegradable Coin Bath 250ml. Condition: New, Made in Germany. Listed at 13.32 USD. LINDNER products for cleaning and preserving coins are biodegradable and registered with the Federal Environment Agency. For all coins. Biodegradable. First clean, then dive. Suitable for all types of coins. Dirty coins are placed in the special coin cleaning bath and allowed to soak for a few minutes. Remove the loosened dirt with a fine brush or a woolen cloth. If there is stubborn dirt, repeat the process. Rinse with water. Only cleaned coins may be further treated in the precious metal cleaning dipping bath for silver and gold coins or with the copper-tin dipping bath. Available in 5 types SILVER 8095 - GOLD 8091 - COPPER MASSIG 8099 - BI METAL 8097 - COPPER NICKEL 8098 see picture 2. Pictures are samples, decorations & coins & stamps & extras shown are not included in the scope of del.