Geosynthetic Accreditation Institute


ASTM D5323
Determination of 2% Secant Modulus for Polyethylene Geomembranes (04.09)


List of Accredited Laboratories:

  • Lab. #1 - TRI Environmental Inc.
  • Lab. #4 - Geosynthetic Institute
  • Lab. #14 - Geotechnics, Inc.
  • Lab. #29 - FITI (GSI-Korea)
  • Lab. #38 - CTT Group (SAGEOS)
  • Lab. #65 - Bombay Textile Research Assoc.
  • Lab. #70 - RSA Geolab, LLC
  • Lab. #71 - Plásticos Agrícolas y Geomembranas S.A.C.
  • Lab. #75 - GEOMATRIX S.A.S.
  • Lab. #76 - TEHMCO S.A.
  • Lab. #78 - Plásticos Agrícolas y Geomembranas de Mexico S. de C.V. (PQA)
  • Lab. #85 - Plásticos Agrícolas y Geomembranas S.A.C. - Peru

[Method List]

[Laboratory List]