| Standard No. | 
                        Title | 
                        Price(USD) | 
                        Delivery | 
                        Status | 
                        Add To Cart | 
                    
                                        
                        | GB 3654.10-1983 | 
                        Methods for chemical analysis of ferroniobium;The EDTA volumetric method for the determination of aluminum content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 5328-2006 | 
                        Methods for chemical analysis of vanadium pentoxide The potassium permanganate oxidation-ammonium ferrous sulfate titrimetric method for the determination of vanadium pentoxide content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
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                                                                                   | 
                    
                                        
                        | GB 3653.5-1983 | 
                        Methods for chemical analysis of ferroboron;The chromatographic separation-barium sulfate gravimetric method for the determination of sulfur content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 3829.6-1983 | 
                         | 
                         105 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 4174.2-2008 | 
                        Silicon-calcium alloy-Determination of phosphorus content-Inductively coupled plasma atomic spectrometric method | 
                         105 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 8654.8-1988 | 
                        Methods for chemical analysis of manganese metal; The infrared absorption method for the determination of carbon content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 4462-2015 | 
                        High purity ferrosilicon. Determination of boron content. Inductively coupled plasma atomic emission spectrometric method | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GB 223.18-1982 | 
                         | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 223.63-1988 | 
                        Methods for chemical analysis of iron, steel and alloy; The sodium(potassium)periodate photometric method for the determination of manganese content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 7731.14-1988 | 
                        Methods for chemical analysis of ferrotungsten-The polarographic method for the determination of lead content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 5342-2006 | 
                        Methods for chemical analysis of ferrophorus The combustion-neutralization titratin method for the determination of sulfur content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 8654.3-1988 | 
                        Methods for chemical analysis of manganese metal; The molybdenum blue photometric method for the determination of silicon content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 178.1-2000 | 
                        Method for chemical analysis of silicon-aluminium alloy ad silicon-barium-aluminium alloy The percholoric acid dehydration-gravimetric method for the determination of silicon content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 223.70-1989 | 
                        Methods for chemical analysis of iron steel and alloy; The O-Phenanthroline spectrophotometric method for the determination of iron content | 
                         75 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 223.25-1984 | 
                         | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GB 7731.13-1988 | 
                        Methods for chemical analysis of ferrotungsten; The combustion-neutralization titration method for the determination of sulfur content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 4333.4-1988 | 
                        Methods for chemica analysis of ferrosilicon-The chromazurol S photometric method for the determination of aluminium content | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | YB/T 178.4-2000 | 
                        Methods for chemical analysis of silicon-aluminium alloy and silicon-barium-aluminium alloy The sodium periodate spectrophotometric method for the determination of manganese content | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 7730.3-1987 | 
                         | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GB 223.17-1989 | 
                        Methods for chemical analysis of iron steel and alloy; The diantipyrylmethane photometric method for the determination of titanium content | 
                         75 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
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