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ASTM C650-20
Standard Test Method for Determination of Resistance to Chemical Substances
1.1 This test method covers a procedure for determining whether, and to what degree, ceramic tiles and glass tiles are affected by prolonged exposure to chemical substances that are commonly used in the household or for cleaning purposes as well as other more severe conditions.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.2.1 The units used for concentration in this standard are v/v, which refers to the volume of reagent/1 L of solution, and g/L, which refers to the weight of reagent, in g, to be dissolved in 1 L of water.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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