Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 5330-1985 Industrial woven metal wire cloth (square opening series) 660.0 via email in 1~8 business day abolished
GB/T 13221-2004 Nanometer powder—Determinaiton of particle size distribution—Small angle X-ray 90.0 via email in 1~3 business day valid
GB/T 26645.1-2011 Determination of particle size distribution by gravitational liquid sedimentation methods - Part 1: General principles and guidelines 230.0 via email in 1~3 business day valid
GB/T 15445.5-2011 Representation of results of particle size analysis—Part 5:Methods of calculations relating to particle size analyses using logarithmic normal probability distribution 200.0 via email in 1~3 business day valid
GB/T 16742.1-1997 Function represention of particle size distribution Power-function 135.0 via email in 1~3 business day abolished
GB/T 29024.3-2012 Determination of particle size distribution—Single particle light interaction methods—Part 3:Light extinction liquid-borne particle counter 260.0 via email in 1~3 business day valid
GB/T 16418-1996 Particle system-Vocabulary 255.0 via email in 1~3 business day abolished
GB/T 15445-1995 Graphical representation of results of particle size analysis 150.0 via email in 1~3 business day abolished
GB/T 21650.2-2008 Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 2: Analysis of mesopores and macropores by gas adsorption 375.0 via email in 1~5 business day valid
GB/T 15445.2-2006 Representation of results of particle size analysis - Part 2: Calculation of average particle size/diameters and moments from particle size distibutions 140.0 via email in 1~3 business day valid
JB/T 8978-2006 Contactor relay 255.0 via email in 1~3 business day valid
GB/T 29023.1-2012 Measurement and characterization of particles by acoustic methods—Part 1:Concepts and procedures in ultrasonic attenuation spectroscopy 310.0 via email in 1~3 business day valid
GB/T 21650.1-2008 Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 1: Mercury porosimetry 190.0 via email in 1~3 business day valid
JB/T 7860-2000 Metal wire for industrial wire screens and woven wire cloth 90.0 via email in 1~3 business day valid
GB/T 10611-1989 Wire screens and plate screens for industrial purposes--Nominal size of spertures 75.0 via email in 1~3 business day abolished
GB/T 29024.4-2017 Determination of particle size distribution--Single particle light interaction methods--Part 4: Light scattering airborne particle counter for clean spaces 250.0 via email in 1~3 business day valid
GB/T 10612-1989 Round and square perforation plate screens--Thickness of below 3mm 165.0 via email in 1~3 business day superseded
GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth 150.0 via email in 1 business day valid
GB/T 13307-2012 Industrial pre-crimped wire square opening screens 270.0 via email in 1~3 business day valid
GB/T 6005-1997 Test sieves-Metal wire cloth, perforated metal plate and electroformed sheet-Nominal sizes of opening 60.0 via email in 1~3 business day abolished
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