{"product_id":"ottochem-cr-blue-ultrasonic-cleaner-concentrate","title":"Solution concentrée de nettoyage ultrasonique bleue Ottochem CR","description":"\u003cp\u003eOttochem CR Blue is a mildly alkaline, ammonia-free ultrasonic cleaning concentrate formulated for the jewelry trade. It quickly removes buffing and polishing compounds — Tripoli, rouge, and white diamond — from gold, silver, platinum, brass, copper, and rhodium without harsh fumes. Its blend of sequestrants, surfactants, and emulsifiers delivers strong cleaning performance while remaining economical and biodegradable. Available in 1 Quart, 1 Gallon, and 5 Gallon sizes to suit any shop volume.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBiodegradable, non-ammoniated concentrate formulated for tough cleaning jobs\u003c\/li\u003e\n\u003cli\u003eFast removal of buffing and polishing compounds (Tripoli, rouge, white diamond)\u003c\/li\u003e\n\u003cli\u003eSafe for gold, silver, platinum, brass, copper, and rhodium\u003c\/li\u003e\n\u003cli\u003eOptimized for heated ultrasonics; can be premixed or mixed directly in-tank\u003c\/li\u003e\n\u003cli\u003eEconomical 5–10% use concentration\u003c\/li\u003e\n\u003cli\u003eMildly alkaline formula — no harsh fumes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFormula Type\u003c\/th\u003e\n\u003ctd\u003eMildly alkaline concentrate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003epH\u003c\/th\u003e\n\u003ctd\u003e11–12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmmonia\u003c\/th\u003e\n\u003ctd\u003eAmmonia-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBiodegradable\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse Concentration\u003c\/th\u003e\n\u003ctd\u003e5–10% by volume (10:1 to 20:1 water to concentrate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUltrasonic Temperature\u003c\/th\u003e\n\u003ctd\u003e120–140 °F (49–60 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUltrasonic Power\u003c\/th\u003e\n\u003ctd\u003e50 watts per gallon recommended minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Metals\u003c\/th\u003e\n\u003ctd\u003eGold, silver, platinum, brass, copper, rhodium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAvailable Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.600\u003c\/td\u003e\n\u003ctd\u003e1 Quart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.601\u003c\/td\u003e\n\u003ctd\u003e1 Gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e123.602\u003c\/td\u003e\n\u003ctd\u003e5 Gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eDirections \u0026amp; Mixing\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard Use Ratio\u003c\/th\u003e\n\u003ctd\u003e5–10% by volume (approx. 20:1 to 10:1 water to concentrate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStrong Mix\u003c\/th\u003e\n\u003ctd\u003eUp to 1:8 (1 part concentrate to 8 parts water)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUltrasonic Temperature\u003c\/th\u003e\n\u003ctd\u003e120–140 °F (49–60 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUltrasonic Power\u003c\/th\u003e\n\u003ctd\u003e50 watts per gallon recommended minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMake-Up\u003c\/th\u003e\n\u003ctd\u003eAdd concentrate to water in the tank or premix; stir and heat to operating temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRinse\u003c\/th\u003e\n\u003ctd\u003eAlways follow with a clean water rinse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBath Maintenance\u003c\/th\u003e\n\u003ctd\u003eMaintain concentration by periodic additions as soil load increases\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRecommended Dilutions\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eRatio\u003c\/th\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20:1 (5%)\u003c\/td\u003e\n\u003ctd\u003eGeneral purpose cleaning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10:1 (10%)\u003c\/td\u003e\n\u003ctd\u003ePolishing \u0026amp; buffing compound removal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePost-buff cleaning prior to finishing or stone setting\u003c\/li\u003e\n\u003cli\u003ePre-cleaning prior to plating\u003c\/li\u003e\n\u003cli\u003eShop maintenance cleaning of tools and fixtures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaution:\u003c\/strong\u003e Mildly alkaline (pH 11–12). Avoid prolonged skin and eye contact; wash hands after handling.\u003c\/li\u003e\n\u003cli\u003eExercise caution with porous or chemically sensitive stones; test before use when in doubt.\u003c\/li\u003e\n\u003cli\u003eUse appropriate PPE and follow equipment manufacturer guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Otto Frei","offers":[{"title":"1 Quart","offer_id":47551861752022,"sku":"123.600","price":14.95,"currency_code":"USD","in_stock":true},{"title":"1 Gallon","offer_id":47551861719254,"sku":"123.601","price":42.5,"currency_code":"USD","in_stock":true},{"title":"5 Gallon","offer_id":47551861784790,"sku":"123.602","price":160.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ottochem-cr-blue-ultrasonic-cleaning-concentrated-solution-otto-frei.jpg?v=1719954385","url":"https:\/\/www.ottofrei.com\/fr\/products\/ottochem-cr-blue-ultrasonic-cleaner-concentrate","provider":"Otto Frei","version":"1.0","type":"link"}