ASTM D971-99a(2004)
Historical Standard: ASTM D971-99a(2004) Standard Test Method for Interfacial Tension of Oil Against Water by the Ring Method
SUPERSEDED (see Active link, below)
ASTM D971
1. Scope
1.1 This test method covers the measurement of the interfacial tension between mineral oil and water, under non-equilibrium conditions.
1.2 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 and health practices and determine the applicability of regulatory limitations prior to use.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D117 Guide for Sampling, Test Methods, and Specifications for Electrical Insulating Oils of Petroleum Origin
D923 Practices for Sampling Electrical Insulating Liquids
D2285 Test Method for Interfacial Tension of Electrical Insulating Oils of Petroleum Origin Against Water by the Drop-Weight Method
Keywords
interfacial tension; surface tension; tensiometer; transformer oil;
ICS Code
ICS Number Code 75.100 (Lubricants, industrial oils and related products)
DOI: 10.1520/D0971-99AR04
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