This specification covers diethylene glycol for use in the preparation of surface coatings. Diethylene glycol shall be tested for apparent specific gravity, color, distillation range, water content, acidity, ethylene glycol content, triethylene glycol content, and iron content, and shall conform to the requirements of the specification.

1.1 This specification covers diethylene glycol for use in the preparation of surface coatings.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 The following applies to all specified limits in this standard; for purposes of determining conformance with this standard, an observed value or a calculated value shall be rounded off "to the nearest unit" in the last right-hand digit used in expressing the specification limit of Practice E 29.

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 and health practices and determine the applicability of regulatory limitations prior to use.

1.5 For specific hazard information and guidance, consult the supplier's Material Safety Data Sheet.