Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
LoginRegister
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 23274.6-2009 Methods for chemical analysis of stannic oxide - Part 6: Determination of sulfate content - Visual turbidimetry method 90.0 via email in 1~3 business day valid
QJ 2324-1992 75.0 via email in 1~3 business day valid
JC/T 1021.2-2007 Methods for chemical analysis of nonmetal mineral and rock Part 2:Methods for chemical analysis of silicate rock、mineral and kiesel material 735.0 via email in 1~8 business day valid
GB 19601-2004 Limit and determination of 23 harmful aromatic amines in dye produts 60.0 via email in 1 business day abolished
GB/T 23836-2009 Determination of molybdate in industrial circulating cooling water - Spectrometric method using thiocyanate 120.0 via email in 1~3 business day valid
GB/T 6908-2018 Analysis of water used in boiler and cooling system—Determination of electrical conductivity 105.0 via email in 1~3 business day valid
GB/T 6288-1986 Determination of particle size for granular molecular sieve 60.0 via email in 1~3 business day valid
GB/T 6287-1986 Determination of static adsorbed water for molecular sieve 30.0 via email in 1~3 business day valid
GB/T 28894-2012 Surface chemical analysis - Handling of specimens prior to analysis 170.0 via email in 1~3 business day valid
HG/T 4542-2013 Circulating Cooling Water - Determination of Polyepoxysuecinic Acid 120.0 via email in 1~3 business day valid
JC/T 1021.7-2007 Methods for chemical analysis of nonmetal mineral and rock Part 7:Methods for chemical analysis of barite 300.0 via email in 1~5 business day valid
QJ/Z 122-1983 Analysis Method for Conductive Oxidizing Solution of Aluminium and Aluminium Alloy 60.0 via email in 1~3 business day valid
GB/T 28633-2012 Surface chemical analysis—X-ray photoelectron spectroscopy—Repeatability and constancy of intensity scale 200.0 via email in 1~3 business day valid
GB/T 25186-2010 Surface chemical analysis—Secondary-ion mass spectrometry—Determination of relative sensitivity factors from ion-implanted reference materials 110.0 via email in 1~3 business day valid
HG/T 4325-2012 Reclaimed water—Determination of calcium and magnesium—Atomic absorption spectromic method 90.0 via email in 1~3 business day valid
GB/T 6911-2007 Water for industrial circulating cooling system and boiler—Determination of sulfate 120.0 via email in 1~3 business day superseded
GB/T 10628-2008 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures 420.0 via email in 1~5 business day valid
GB/T 17361-2013 Microbeam analysis—Identification of authigenic clay mineral in sedimentary rock menthod by scanning electron microscope and energy dispersive spectrometer 260.0 via email in 1~3 business day valid
QJ/Z 95-1982 30.0 via email in 1~3 business day valid
GB/T 5831-2011 Determination of trace oxygen in the gases—Colorimetric method 180.0 via email in 1~3 business day valid
About Us | Contact Us | Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Codeofchina Inc 2008-2020