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M00002803
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ISO 21256-2:2020
Fine bubble technology - Cleaning applications - Part 2: Test method for cleaning machine-oil stained surfaces of machined metal partsstandard by International Organization for Standardization, 01/01/2020
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ISO 21256-2:2020 specifies a test method for removal of machine oil stain from a noncorrosive metal surface using fine bubble water. A test is provided to show the comparative cleaning advantage of adding fine bubbles to the water.