Geosynthetic Accreditation Institute


ASTM D792
Test Method for Specific Gravity (Relative Density) and Density of Plastics by Displacement (08.01)


List of Accredited Laboratories:

  • Lab. #1 - TRI/Environmental
  • Lab. #3 - Golder Associates
  • Lab. #4 - Geosynthetic Institute
  • Lab. #5 - NTH Consultants, Ltd.
  • Lab. #6 - GeoSystems Consultants
  • Lab. #11 - STS Consultants
  • Lab. #13 - Precision Geosynthetics Laboratories
  • Lab. #14 - Geotechnics, Inc.
  • Lab. #18 - Shaw Environmental & Infrastructure, Inc.
  • Lab. #19 - HTS Inc., Consultants
  • Lab. #20 - GeoTesting Express
  • Lab. #26 - Agru America Inc.
  • Lab. #29 - FITI
  • Lab. #37 - GSE Chile
  • Lab. #38 - SAGEOS/CTT Group
  • Lab. #42 - NPUST (GSI-Taiwan)
  • Lab. #43 - Ardaman & Assoc.
  • Lab. #49 - Engepol Geossinteticos Ltda.
  • Lab. #51 - Solmax International Inc.
  • Lab. #55 - Atarfil Geomembranes S.L.
  • Lab. #56 - Industrial Polytex Ltda.
  • Lab. #60 - Polytex S.A.

[Method List]

[Laboratory List]

[GAI page]