{"product_id":"ottosonic-ultrasonic-cleaning-concentrate-2oz-5gal","title":"Ottosonic Ultrasonic Cleaning Concentrated Solution","description":"\u003cp\u003e\u003cstrong\u003eOttosonic\u003c\/strong\u003e is a non-ammoniated ultrasonic cleaning concentrate formulated in California, USA. Environmentally safer and biodegradable when diluted, it delivers professional cleaning power for jewelry, instruments, and small machine parts. Formulated for jewelers who need performance without harsh ammonia fumes, Ottosonic leaves a bright, shiny finish with no rinsing required—just air-dry.\u003c\/p\u003e\u003cp\u003eHighly economical at a 40:1 water-to-concentrate ratio, Ottosonic stretches further than most concentrates on the market. Increase the concentration for heavier residues such as polishing compound or investment buildup. From a 2 oz trial size to a 5-gallon shop supply, it scales to fit any bench operation.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-ammoniated\u003c\/strong\u003e – safer for bench use, no harsh fumes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiodegradable when diluted\u003c\/strong\u003e – formulated in California, USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHighly economical\u003c\/strong\u003e – works at a 40:1 water-to-concentrate ratio\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo rinse needed\u003c\/strong\u003e – air-dry for a spotless shine\u003c\/li\u003e\n\u003cli\u003eUse stronger concentrations for removing polishing compound or investment\u003c\/li\u003e\n\u003cli\u003eAlso cleans instruments and small machinery components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eApprox. Yield at 40:1\u003c\/th\u003e\n\u003cth\u003eCost per Gallon (Diluted)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.613\u003c\/td\u003e\n\u003ctd\u003e2 oz\u003c\/td\u003e\n\u003ctd\u003e0.625 gal\u003c\/td\u003e\n\u003ctd\u003e$4.32\/gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.614\u003c\/td\u003e\n\u003ctd\u003e8 oz\u003c\/td\u003e\n\u003ctd\u003e2.50 gal\u003c\/td\u003e\n\u003ctd\u003e$4.78\/gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.615\u003c\/td\u003e\n\u003ctd\u003e1 Quart (32 oz)\u003c\/td\u003e\n\u003ctd\u003e10.00 gal\u003c\/td\u003e\n\u003ctd\u003e$3.00\/gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.616\u003c\/td\u003e\n\u003ctd\u003e1 Gallon (128 oz)\u003c\/td\u003e\n\u003ctd\u003e40.00 gal\u003c\/td\u003e\n\u003ctd\u003e$2.25\/gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.617\u003c\/td\u003e\n\u003ctd\u003e5 Gallon (640 oz)\u003c\/td\u003e\n\u003ctd\u003e200.00 gal\u003c\/td\u003e\n\u003ctd\u003e$2.14\/gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eYield calculated at a 40:1 water-to-concentrate ratio; rounded for readability. Pricing as of October 2025 and subject to change.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTo use: fill the ultrasonic tank with clean water, add Ottosonic to achieve the desired dilution (start at 40:1), run per your equipment guidelines, then remove items and air-dry—no rinsing necessary.\u003c\/li\u003e\n\u003cli\u003eSafe for gold, platinum, and most hard gemstones.\u003c\/li\u003e\n\u003cli\u003eDo \u003cstrong\u003enot\u003c\/strong\u003e use on pearls, opals, emeralds, or other porous or heat-sensitive stones.\u003c\/li\u003e\n\u003cli\u003eAlways confirm material compatibility before cleaning.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"2 Oz","offer_id":47551699484886,"sku":"123.613","price":3.95,"currency_code":"USD","in_stock":true},{"title":"8 Oz","offer_id":47551699550422,"sku":"123.614","price":11.95,"currency_code":"USD","in_stock":true},{"title":"1 Quart","offer_id":47551699452118,"sku":"123.615","price":29.95,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":47551699419350,"sku":"123.616","price":89.95,"currency_code":"USD","in_stock":true},{"title":"5 Gallon","offer_id":47551699517654,"sku":"123.617","price":427.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ottosonic-ultrasonic-cleaning-concentrated-solution-otto-frei.jpg?v=1719958874","url":"https:\/\/www.ottofrei.com\/products\/ottosonic-ultrasonic-cleaning-concentrate-2oz-5gal","provider":"Otto Frei","version":"1.0","type":"link"}