| Standard No. | 
                        Title | 
                        Price(USD) | 
                        Delivery | 
                        Status | 
                        Add To Cart | 
                    
                                        
                        | GB 2523-1990 | 
                        Cold rolled sheet (strip)-Measuring method for surface roughness | 
                         105 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
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                        | GB 4192-1984 | 
                        Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuum tubes | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
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                        | YS/T 273.5-2006 | 
                        Chemical analysis methods and physical properties of cryolite—Part 5:Determination of sodium by flame atomic absorption spectrometric method | 
                         90 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 273.7-2006 | 
                        Chemical analysis methods and physical properties of cryolite -- Part 7: Determination of iron content by orthophenantholine photometric method | 
                         75 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 1161.3-2016 | 
                        Chemical analysis methods of pseudoboehmite—Part 3:Determination of pore volume and specific surface area—Bynitrogen adsorption | 
                         120 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
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                        | YS/T 455.4-2003 | 
                        Test method for aluminium foil Part 4:Test method for stickiness | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
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                        | ZB H 21002-1989 | 
                         | 
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                        via email in
                                                                                                                                                                        
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | YS/T 581.17-2010 | 
                        Determination of chemical contents and physical properties of aluminium fluoride—Part 17:Determination of flow time | 
                         120 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 438.5-2013 | 
                        Methods for physical performance determination of Sandy alumina—Part 5:X-ray diffraction spectrum method for determination of α- alumina content | 
                         120 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 1065.1-2015 | 
                        Methods for physical performance determination of zeolite—Part 1:Determination of calcium binding capacity—EDTA titrimetric method | 
                         120 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 484-2005 | 
                        Method for measuring the discharge capacity of the hydrogen storage alloys as the negative electrode of the metal hydride-nickel battery | 
                         105 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 3137-1982 | 
                         | 
                         75 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 4148-2006 | 
                         | 
                         165 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 5337-2006 | 
                        The lattice constant determination of metals -- Method of X-ray diffractometer | 
                         90 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 581.3-2012 | 
                        Determination of chemical contents and physical properties of aluminium fluoride Part 3:  Determination of fluoride content | 
                         180 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 630-2007 | 
                        Chemical analysis methods of alumina Determination of impurities in Alumina inductively coupled plasma atomic emission spectrometric method | 
                         | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | YS/T 581.1-2006 | 
                        Determination of chemical contents and physical properties of aluminium fluoride Part 1: Determination of moisture content by gravimetric method | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 466-2003 | 
                        Test method for thermal softening resistance of copper plate,strip and foil—Hardness-testing method | 
                         75 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 438.2-2013 | 
                        Methods for physical performance determination of sandy alumina—Part 2:Determination of the attrition index | 
                         120 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YS/T 273.8-2006 | 
                        Chemical analysis methods and physical properties of cryolite—Part 8:Determination of sulphate content by barium sulphate gravimetric method | 
                         90 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
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