M00001011
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ISO 20843:2011 Petroleum and related products - Determination of pH of fire-resistant fluids within categories HFAE, HFAS and HFC
standard by International Organization for Standardization, 01/15/2011
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Availability date: 2021-11-25
ISO 20843:2011 specifies a test method to determine the pH value of fire-resistant fluids within categories HFAE, HFAS and HFC, as classified in ISO 6743-4.