| Standard No. | 
                        Title | 
                        Price(USD) | 
                        Delivery | 
                        Status | 
                        Add To Cart | 
                    
                                        
                        | GBZ/T 300.69-2017 | 
                        Determination of toxic substances in workplace air—Part 69: Biphenyl and hydrogenated terphenyls | 
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                        via email in
                                                                                                                                                                        
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                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 300.127-2017 | 
                        Determination of toxic substances in workplace air—Part 127: Acrylates | 
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                        via email in
                                                                                                                                                                        
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                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 229.4-2012 | 
                        Classification of occupational hazards at workplaces--Part 4:Occupational exposure to noise | 
                         180 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
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                             VALID                                                                                                                                             
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                        | GBZ/T 240.26-2011 | 
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                         180 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
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                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 240.19-2011 | 
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                         180 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
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                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 300.150-2017 | 
                        Determination of toxic substances in workplace air—Part 150: DDVP,thimet and parathion | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 240.12-2011 | 
                         | 
                         180 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 300.140-2017 | 
                        Determination of toxic substances in workplace air—Part 140: Hydrazine, methyl hydrazine and 1,1-dimethylhydrazine | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 300.38-2017 | 
                        Determination of toxic substances in workplace air—Part 38: Carbon disulfide | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GB 16183-1996 | 
                        Health STANDARD for thallium in the air of workplace | 
                         | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                                                        
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 189.5-2007 | 
                        Measurement of Physical Agents in Workplace Part 5:Microwave Radiation | 
                         45 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 300.60-2017 | 
                        Determination of toxic substances in workplace air—Part 60: Pantane, hexane, heptane, octane and nonane | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 300.4-2017 | 
                        Determination of toxic substances in workplace air—Part 4: Beryllium and its compounds | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 160.70-2004 | 
                        Methods for determination of alkylolamines in the air of workplace | 
                         60 (USD)  | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GB 18536-2001 | 
                        Occupational exposure limit for phosphorus oxychioride in the air of workplace | 
                         220 (USD)  | 
                        via email in
                                                            1 business day
                                                                                                                                                                        
                         | 
                        
                                                                                                                                             ABOLISHED                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 300.27-2017 | 
                        Determination of toxic substances in workplace air—Part 27: Dibutyltin dilaurate, trimethyltin chloride and triethyltin chloride | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GB 10438-1989 | 
                        Hygienic STANDARD for environmental meteorology in underground workplace of coal mine | 
                         | 
                        via email in
                                                                                                                    1-3 business day
                                                                                                                
                         | 
                        
                                                                                                                                                                        
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 300.162-2018 | 
                        Determination of toxic substances in workplace air—Part 162:Benzoquinone | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
                                        
                        | GBZ/T 300.61-2017 | 
                        Determination of toxic substances in workplace air—Part 61: Butylene, 1,3-butadiene and dicyclopentadiene | 
                         135 (USD)  | 
                        via email in
                                                            1 business day
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        
                                                                                   | 
                    
                                        
                        | GBZ/T 300.3-2017 | 
                        Determination of toxic substances in workplace air—Part 3: Barium and its compounds | 
                         | 
                        via email in
                                                                                                                                                                        
                         | 
                        
                             VALID                                                                                                                                             
                         | 
                                                        please email coc@codeofchina.com for quotation
                                                 | 
                    
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