Elma Red cleaning concentrate 1: 9 for metal gold brass bronze gold alloys Liquid cleaning concentrate for cleaning disassembled watches and metallic precision parts. Very suitable for use with ultrasound devices. Biodegradable. Previous oils are replaced quickly and gently, brass, bronze and gold alloys are brightened. Dosage -> The dilution ratio (can be set with tap water) is concentrate on water such as 1: 9. The cleaning time is about 3-10 minutes, depending on the degree of pollution. Then with distilled or Rinse demineralized water. Entry clouding after a long use of the solution indicates a declining effect. The cleaning bath should then be set up. Active ingredient base -> tenside, ammonium soap alkaline, pH 10.7 in the delivery state Chemical characterization -> Aqueous mixture.
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