Before revision: The Corning Museum of Glass recommends washing with tap water and a mild (non-ionic) conservation detergent, followed by rinsing with de-ionized or distilled water, followed by careful drying to remove moisture.
After revision: (tepid, not hot)The Corning Museum of Glass recommends washing with tap water and a mild (non-ionic) conservation detergent, followed by rinsing with de-ionized or distilled water, followed by careful drying to remove moisture.