Geosynthetic Accreditation Institute
ASTM D2122
Standard Test Method for Determining Dimensions of Thermoplastic Pipe and
Fittings
List of Accredited
Laboratories:
- Lab. #1 - TRI/Environmental,
Inc.
- Lab. #42 - NPUST (GSI-Taiwan)
- Lab. #50 - Advanced Drainage
Systems
- Lab. #53 - Polytex S.A.
- Lab. #56 - Industrial Polytex
Ltda.
- Lab. #75 - GEOMATRIX S.A.S.
[Method List]
[Laboratory List]