ASTM D6141
Standard Guide for Screening Clay Portion and Index Flux of Geosynthetic Clay Liner (GCL) for Chemical Compatibility to Liquids
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- Language: English
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About This Item
ASTM D6141 is a technical guide for screening the clay portion and index flux of geosynthetic clay liner (GCL) materials when evaluating chemical compatibility with liquids. It is used to support more informed material selection and performance review by helping users compare how a GCL’s clay component may respond to specific liquid exposures. As a result, the guide is relevant to engineering decisions, product qualification, and quality-focused specification work.
ASTM D6141 standard overview
The ASTM D6141 standard provides a structured approach for assessing the clay portion and index flux of a geosynthetic clay liner in relation to chemical compatibility to liquids. Its purpose is to help identify whether a GCL is a suitable candidate for a given liquid exposure before broader performance decisions are made. In product and project workflows, this guide can support screening, comparison, and early-stage evaluation of clay-based liner materials under defined conditions.
Where is ASTM D6141 used?
This standard is commonly used in the evaluation of geosynthetic clay liners for applications where the liner may contact liquids and chemical compatibility must be considered. It is relevant in material qualification, procurement review, and laboratory or engineering screening of GCL products. ASTM D6141 is especially useful when project teams need a consistent technical basis for comparing clay portion behavior and index flux response across candidate liner materials.
Practical importance of ASTM D6141
ASTM D6141 matters because it helps reduce uncertainty when selecting or reviewing geosynthetic clay liners for chemical exposure conditions. By using a recognized ASTM standard, buyers, engineers, and quality control teams can support more consistent product evaluation and specification compliance. The guide can also help streamline testing decisions, improve documentation, and lower the risk of choosing a GCL that may not be appropriate for the intended liquid environment.
- Screening for liquid compatibility
- Clay portion evaluation
- Index flux assessment
- GCL product comparison
- Specification and procurement support
- Publication Date: 2022-10-12
- Publisher: ASTM
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