Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HY 21.3-1992 The basic method of environmental test for oceanographic instruments. Guideline for damp/heat test 200.0 via email in business day
HY 021.10-1992 The basic method of environmental test for oceanographic instruments—Guideline for inclination and rolling-pitching test 60.0 via email in 1~3 business day valid
HY/T 023-2018 via email in business day valid
HY/T 165-2013 Equipment of continuous membrane filtration for water treatment 180.0 via email in 1~3 business day valid
HY 004-1991 Classification for the Archives of the National Multipurpose Investigation of Island Resources 1370.0 via email in business day
HY 016.4-1992 The basic method of environmental test for oceanographic instruments—High-temperature test 60.0 via email in 1~3 business day valid
HY/T 007-1992 Reversing thermometer 165.0 via email in 1~3 business day valid
HY/T 168.1-2013 Design code for domestic seawater post-treatment-Part 1:activated sludge process 150.0 via email in 1~3 business day valid
HY/T 198-2015 Determination of scale inhibition performance of scale inhibitors for reverse osmosis seawater desalination. Artificial concentrated seawater calcium carbonate precipitation method 90.0 via email in business day valid
HY 21.9-1992 The basic method of environmental test for oceanographic instruments. Guideline for bump test 180.0 via email in business day
HY/T 208-2016 Multi. Corer Sampler 170.0 via email in business day valid
HY 016.6-1992 The basic method of environmental test for oceanographic instruments—Temperature cycling test 60.0 via email in 1~3 business day valid
HY/T 100-2007 Test method of seawater turbidity analyzer 210.0 via email in 1~3 business day valid
HY/T 230-2018 via email in business day
HY/T 107-2008 Standard test method for characteristics of the spiral wound reverses osmosis membrane 180.0 via email in 1~3 business day abolished
HY/T 262-2018 via email in business day to be valid
HY/T 224-2017 via email in business day valid
HY/T 057-2011 Operational norms for institutional archives of oceanic administration 660.0 via email in 1~3 business day valid
HY/T 222-2017 Training Outlines for the Manned Submersible Pilot in Training 230.0 via email in 1~3 business day valid
HY/T 090-2005 and tide recorder with pressure sensor 210.0 via email in 1~3 business day valid
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