VERSATILE FOR EVERYDAY VALUABLES: One all-purpose concentrate for jewelry, eyeglasses, watches, coins, dentures, retainers, and other small items. Lifts dirt, oils, and stains from intricate surfaces that hand-scrubbing can't reach — no harsh aerosols required. MAKES UP TO 50 GALLON: This 32 oz concentrate mixes at a 1:250 ratio with water, so a single bottle goes a very long way. Excellent value for regular home or professional ultrasonic cleaning. GENTLE FORMULA, NO HARSH FUMES: Formulated without corrosive chemicals or strong fumes, so it's pleasant to use indoors. Safe on common metals including gold, silver, stainless steel, brass, and copper. WORKS WITH ANY ULTRASONIC MACHINE: Compatible with all ultrasonic and immersion cleaners, home or professional. Just dilute, run your cycle, then rinse thorouhly with water and dry. Made in the USA: Quality You Can Trust Formulated and bottled in the USA. Keep your everyday valuables looking their best with Sylvan Hills Ultrasonic Cleaner Solution Concentrate. This professional-grade formula transforms any ultrasonic cleaner into a powerful cleaning system for jewelry, eyeglasses, watches, coins, and other small items — reaching the intricate crevices and detailed surfaces that ordinary wiping and hand-scrubbing leave behind. A little goes a remarkably long way. Each 32 oz bottle is a concentrate that dilutes at a 1:250 ratio with water, making up to 50 gallons of ready-to-use cleaning fluid. That means months of regular cleaning from a single bottle, at a fraction of the cost of pre-mixed solutions. The gentle, low-fume formula is designed for comfortable indoor use, without the corrosive chemicals or strong odors found in many cleaning products. It's safe on a wide range of common metals, including gold, silver, stainless steel, brass, and copper, and it works with all ultrasonic and immersion machines, whether you're cleaning at home or in a professional setting. Using it is simple: dilute the concentrate with water, add your items, run your ultrasonic cycle, then rinse with clean water and dry. Replace the bath when it becomes visibly dirty for best results. Formulated and bottled in the USA.