Jewellery Cleaner Ultrasonic Elma Ultra Clean 1 Litre - HF7024

Cleaning concentrate for jewellery made for gold or platinum and irridium with gemstones in ultrasonics or dipping bath. Tarnished or oxidized metal surface are brightened. Removes dust, fat, sweat and polishing agents. For manufacturing, after repair and for cleaning of exposition pieces. Gentle smell, biodegradable. Ultrasonics: 5% with tap water for 5 minutes at temperature 50-60°C.
Do not clean soft or amorphous gemstones (e.g. Lapislazuli, Turquois, Amber, Pearls, etc..) in ultrasonics . Elma Ultra Clean is not suitable for Corals.