ASTM D7191-18

1.1This test method covers the quantitative determination of water down to 20 ppm in plastics using a relative humidity sensor.

1.2Values stated in SI units are to be regarded as standard.

1.3Specimens tested in this test method can reach or exceed 250°C, use caution when handling them after testing has completed.

1.4This 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.

1.5This 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.