ASTM E3489 : 25

1.1 This guide provides guidance in establishing procedures to be used in the design and analysis of odor evaluation studies intended to quantitatively assess product odors and odor control of absorbent hygiene products including, but not limited to, adult, baby, feminine, and pet absorbent products such as disposable and reusable garments, diapers, pads, pet pads, and cat litter, utilizing trained panels.

1.2 Many aspects of odor assessments, such as assessor selection and training and sample preparation and presentation are outlined in Guide E3261. To minimize redundancy, this guide will highlight unique or important considerations related to odor assessment of absorbent hygiene articles.

1.3 This guide addresses sample preparation and presentation methodologies to simulate the environment and exposure of absorbent hygiene products.

1.4 This guide addresses the use of natural and model malodors in absorbent hygiene products.

1.5 This guide does not recommend a universal, specific testing method for all products. Based on the product design, the user is responsible for designing the appropriate test and identifying the analysis tools corresponding to the test objectives using this standard as a guide.

1.6 Units—The values stated in SI units are to be regarded as the standard. No other units of measurement are included in this standard.

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

1.8 This 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.