Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 3102.11-1993 Mathematical signs and symbols for use in the physical sciences and technology 360.0 via email in 1~3 business day valid
GBJ 6-1986 via email in business day superseded
GB/T 11087-2001 strip for heat-exchanger tubing 75.0 via email in 1~3 business day superseded
GB/T 30174-2013 Safety of machinery-Terms 390.0 via email in 1~3 business day valid
GB/T 26316-2010 Market,opinion and social research—Service requirement 390.0 via email in 1~3 business day valid
GB/T 18882.3-2002 via email in business day superseded
GB/T 3977-1997 via email in business day superseded
GB/T 9771.4-2008 Single-mode optical fibres for telecommunication - Part 4: Characteristics of a dispersion-shifted single-mode optical fibre 120.0 via email in 1~3 business day valid
GB/T 11357-1989 via email in business day superseded
GB/T 21558-2008 Rigid polyurethane cellular plastics used in the thermal insulation of building 120.0 via email in 1~3 business day valid
GB/T 18216.1-2000 Electrical safty in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.-Equipment for testing, measuing or monitoring of protective measuring - Part 1: General requi 210.0 via email in 1~3 business day superseded
GB/T 3880.199- via email in business day
GB/T 19408.4-2009 GB/T 19408.4-2009 120.0 via email in 1~3 business day valid
GB 50324-2014 Code for engineering geological Investigation of frozen ground 3285.0 via email in 1~10 business day valid
GB/T 27872-2011 Submersible aerator 240.0 via email in 1~3 business day valid
GB/T 6274-1986 via email in business day superseded
GB/T 28974-2012 Detection and identification of potato virus A—Nanoparticles-enlarged in colloidal gold immunochromatographic assay 180.0 via email in 1~3 business day valid
GB 8871-2001 Energy saver for AC contactors 240.0 via email in 1~3 business day valid
GB 24942-2010 Tri-wheel vehicles and low-speed goods vehicles—General requirement of maximum speed limiting devices 120.0 via email in 1~3 business day valid
GB/T 18916.9-2006 Norm of water intake - Part 9: Monosodium L-glutamate production 90.0 via email in 1~3 business day superseded
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