2021-12-03
HJ 644-2013 Application "Determination of volatile organic compounds in ambient air - Adsorption tube sampling - Thermal desorption gas chromatography mass spectrometry"
View Details2021-12-03
GB 36246-2018 Application "Testing of Harmful Substance Release from Synthetic Material Surface Sports Ground in Primary and Secondary Schools - CS2"
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HJ605-2011 Application "Determination of volatile organic compounds in soil and sediment - Purge trap gas chromatography-mass spectrometry method"
View DetailsOctober 28-29, 2021 The 5th China International Soil and Groundwater Summit Forum
2021-12-03
October 28-29, 2021 The 5th China International Soil and Groundwater Summit Forum
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On October 27, 2021, Qingdao Shanghe Demonstration Zone · "the Belt and Road" Inspection, Testing and Certification Technology Alliance Cooperation Conference and the first second general meeting of Qingdao Inspection, Testing and Certification Association
View DetailsOctober 21-22, 2021 Yunnan Engineering Testing Association 2021 Technical Exchange Meeting
2021-12-03
October 21-22, 2021 Yunnan Engineering Testing Association 2021 Technical Exchange Meeting
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