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GB/T 27894.2-2011 Natural gas—Determination of composition with defined uncertainty by gas chromatography—Part 2:Measuring-system characteristics and statistics for processing of data 420 (USD) via email in 1-3 business day VALID
GB/T 26978.5-2011 Design and manufacture of site built,vertical,cylindrical,flat-bottomed steel tanks for the storage of liquefied natural gases—Part 5:Testing,drying,purging and cool-down 240 (USD) via email in 1-3 business day VALID
GB 11060.1-1989 135 (USD) via email in 1-3 business day ABOLISHED
GB/T 11060.2-1998 Natural gas-Determination of hydrogen sulfide content-Methylene blue method 105 (USD) via email in 1-3 business day ABOLISHED
SY 7548-1998 Liquefied petroleum gas for vehicle 90 (USD) via email in 1-3 business day ABOLISHED
GB/T 30491.1-2014 Natural gas—Calculation of thermodynamic properties—Part 1:Gas phase properties for transmission and distribution applications 660 (USD) via email in 1-5 business day VALID
SY/T 6538-2002 Formulated selective desulfurization solvent 165 (USD) via email in 1-3 business day ABOLISHED
GB 17820-2018E Natural gas 180 (USD) via email in 1-3 business day VALID
GB/T 11062-1998 Natural gas-Calculation of calorific values, density, relative density and Wobbe index from composition 360 (USD) via email in 1-3 business day ABOLISHED
GB/T 13610-1992 Analysis of natural gas by gas chromatography 225 (USD) via email in 1-3 business day ABOLISHED
NY/T 1220.3-2006 Technical code for biogas engineering Part 3:Construction and acceptance 330 (USD) via email in 1-3 business day ABOLISHED
GB/T 22723-2008 Energy determination for natural gas 660 (USD) via email in 1-5 business day VALID
GB/T 11060.1-2010E Natural Gas - Determination of Sulfur Compound Part 1: Determination of Hydrogen Sulfide Content by Iodometric Titration Method via email in VALID please email coc@codeofchina.com for quotation
SY/T 0077-2003 Design specification of natural gas liquid recover 675 (USD) via email in 1-5 business day ABOLISHED
GB 11060.2-1989 135 (USD) via email in 1-3 business day ABOLISHED
GB/T 19204-2003 General characteristics of liquefied natural gas via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
SY/T 6537-2002 Analysis methods of gas and solution for natural gas treating plant 705 (USD) via email in 1-5 business day ABOLISHED
GB 17820-2018 Natural gas 120 (USD) via email in 1-3 business day VALID
GB/T 21068-2007 Standard specification for LNG density calculation models 120 (USD) via email in 1-3 business day VALID
SY 7508-1987 100 (USD) via email in 1 business day SUPERSEDED
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