Geosynthetic Accreditation Institute


ASTM D4218
Test Method for Carbon Black Content in Polyethylene Compounds by the Muffle-Furnace Technique


List of Accredited Laboratories:

  • Lab. #1 - TRI Environmental Inc.
  • Lab. #4 - Geosynthetic Institute
  • Lab. #13 - TRI Environmental Inc. (Precision Geosynthetic Laboratory)
  • Lab. #14 - Geotechnics Inc.
  • Lab. #20 - GeoTesting Express
  • Lab #25 - Solmax (formerly TenCate Geosynthetics Americas)
  • Lab. #26 - Agru America Inc.
  • Lab. #34 - Solmax Geosynthetics LLC (Houston)
  • Lab. #38 - CTT Group (SAGEOS)
  • Lab. #40 - Solmax Geosynthetics LLC (Kingstree)
  • Lab. #50 - Advanced Drainage Systems Inc.
  • Lab. #51 - Solmax International Inc. (Canada)
  • Lab. #53 - Polytex SA (Antofagasta Lab)
  • Lab. #55 - Atarfil Geomembranes S.L.
  • Lab. #56 - Polytex SA (Santiago Lab)
  • Lab. #57 - Tencate Cornelia
  • Lab. #59 - Firestone Building Products
  • Lab. #60 - TDM Geosintéticos S.A.
  • Lab. #61 - Raven Industries Inc.
  • Lab. #62 - Solmax Geosynthetics Sdn. Bhd. (Malaysia)
  • Lab. #64 - Agru America (NV)
  • Lab. #66 - Rowad International
  • Lab. #69 - Solmax Geosynthetics Co., Ltd. (Thailand)
  • Lab. #70 - RSA Geolab LLC
  • Lab. #71 - Plásticos Agrícolas y Geomembranas S.A.C.
  • Lab. #72 - Tensar Corporation LLC
  • Lab. #78 - Plasticos Agricolas y Geomembranas de Mexico S.A. de C.V. (PQA)
  • Lab. #79 - TRI Geosynthetic Testing & Services (Suzhou)
  • Lab. #81 - Solmax Geosynthetics GmbH (Germany)
  • Lab. #83 - Solmax Geosynthetics S.A.E. (Egypt)
  • Lab. #85 - Plasticos Agricolas Y Geomembranas SAC – Peru
  • Lab. #86 - BOSTD Geosynthetics Qingdao Ltd.
  • Lab. #89 - Megaplast India Pvt. Ltd.
  • Lab. #96 - Tensar Geosynthetics (China)
  • Lab. #99 - Atarfil Middle East
  • Lab. #100 - Atarfil Geomembranes USA
  • Lab. #102 - SKAPS Industries
  • Lab. #107 - TRI Australasia Pty Ltd.
  • Lab. #108 - Solmax Geosynthetic Co. Ltd. (Suzhou)
  • Lab. #110 - Geofabrics Australasia Pty. Ltd. (Australia)
  • Lab. #113 Azul Pack Filmes e Embalagens
  • Lab. #115 Doha Waterproof Factory (DWF)
  • Lab. #118 Layfield Canada Ltd.
  • Lab. #122 TDM Geossintéticos Brasil Ltda
  • Lab # 125 Huitex Testing Laboratory
  • Lab. #126 - Cooley Pawtucket Lab
  • Lab #130 - Sinopec Beijing Research Institute of Chemical Industry Co. Ltd.
  • Lab #131 - Ober S.A. Industria E Comercio
  • Lab #132 - Sintepol Servicos e Laboratorio
  • Lab # 134 - Globalplast S.A.C.
  • Lab # 137 CMC Blackwell
  • Lab # 141 - Nortene Plasticos Ltda.
  • Lab #142 - EZGEEO Industria Plastica
  • Lab #143 - Universidade Federal de Sao Carlos
  • Lab.# 145 - Geoplastic Insdustries SRL

 


[Method List]

[Laboratory List]