1.1 These test methods cover procedures for observing odors of glycols and estimating their odor acceptability. These test methods apply to ethylene, diethylene, triethylene, propylene, and dipropylene glycols. A method for observing the taste and estimating the intensity of the taste of propylene glycol is also included.

1.2 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.