According to the good housekeeping institute, the. Web to clean platinum, start by lining a pan with tin foil and placing your platinum inside of it.
Then, mix together 1 cup of boiling water, 1 tablespoon of salt, and 1. Soak jewelry in warm, soapy water or jewelry cleaner as advised. One of the simplest is to mix a few drops of gentle dish liquid (yes, the kind that sits on your counter top) with plain seltzer.