ASTM D4725 - 13

    Standard Terminology for Engine Coolants and Related Fluids

    Active Standard ASTM D4725 | Developed by Subcommittee: D15.92

    Book of Standards Volume: 15.05


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    1. Scope

    1.1 This document covers terminology relating to engine coolants. It is intended to provide a reference for anyone seeking information on engine coolants, and also to provide a uniform set of definitions for use in preparing ASTM specifications, test methods and other standard documents.

    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

    D1193 Specification for Reagent Water

    D3306 Specification for Glycol Base Engine Coolant for Automobile and Light-Duty Service

    D3585 Specification for ASTM Reference Fluid for Coolant Tests

    D4985 Specification for Low Silicate Ethylene Glycol Base Engine Coolant for Heavy Duty Engines Requiring a Pre-Charge of Supplemental Coolant Additive (SCA)

    D6210 Specification for Fully-Formulated Glycol Base Engine Coolant for Heavy-Duty Engines

    D6471 Specification for Recycled Prediluted Aqueous Glycol Base Engine Coolant (50 Volume % Minimum) for Automobile and Light-Duty Service

    D6472 Specification for Recycled Glycol Base Engine Coolant Concentrate for Automobile and Light-Duty Service

    E1177 Specification for Engine Coolant Grade Glycol

    ISO Standard

    ISO22241 Diesel engines - NOx reduction agent AUS 32


    ICS Code

    ICS Number Code 01.040.71 (Chemical technology (Vocabularies)); 71.100.45 (Refrigerants and antifreezes)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/D4725

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