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供应欧克 COD-350台式COD分析仪 COD检测仪 化学耗氧量

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  • 商家等级:
  • 买卖通指数:
  • 所在地区:

    广东省 深圳市

  • 认证信息:
  • 经营证照:
基本参数
  • 电源电压

    220V

  • 型号

    COD-350

  • 测量精度

    COD值>50mg/L示值误差不超过百分之5%

  • 产地

    深圳

  • 类型

    COD分析仪/COD表/化学耗氧量

  • 适用范围

    0-10000mg/L分段测量

  • 执行质量标准

    国标

  • 适用行业

    水厂化验室

  • 品牌

    欧克

  • 检测项目

    COD

详细说明

    


            检测原理         
        

                         


                    

                                             

                
                

                    运用密闭消解管密闭消解,在强酸性溶液中,用含有一定量的重铬酸钾的专用氧化剂,并在催化剂的作用下于165℃恒温消解水样,使水中还原性物质被氧化,在不同波长下测定其未被还原产生的Cr6+和被还原产生的Cr3+的总吸光度或测定被还原产生的Cr3+的吸光度。                 

                         

                 技术参数                 

                                     

                                      
                            

                                测量方法                             

                        
                            

                                HJ/T399-2007                             

                            

                                《水质 化学需氧量的测定 快速消解分光光度法》                             

                        
                            

                                测量量程                             

                        
                            

                                0-10000mg/L(分段测定)                             

                        
                            

                                检测下限                             

                        
                            

                                15mg/L                             

                        
                            

                                消解温度                             

                        
                            

                                165℃,15min                             

                        
                            

                                分辨率                             

                        
                            

                                0.001mg/L                             

                        
                            

                                准确度                             

                        
                            

                                COD值>50mg/L示值误差不超过百分之5%                             

                        
                            

                                重复性                             

                        
                            

                                相对标准偏差不超过5%                             

                        
                            

                                光学稳定性                             

                        
                            

                                ≤0.001A/20分钟                             

                        
                            

                                仪器尺寸                             

                        
                            

                                270mm*220mm*95mm                             

                        
                            

                                仪器电源                             

                        
                            

                                AC(220V±10%),50Hz                             

                        
                            

                                环境温度                             

                        
                            

                                5~40℃                             

                        
                            

                                环境湿度                             

                        
                            

                                ≤85%无冷凝                             

                        
                            

                                仪器重量                             

                        
                            

                                主机<1.4kg,消解器6kg                             

                        
            

                产品特点:             

            


                    1. 使用美国EPA认可方法,符合HJ/T399-2007,测定准确有效。                 

                

                    2. 采用进口高亮度长寿命冷光源,光学性能极佳,光源寿命长达10万小时。                 

                

                    3. 大屏幕液晶屏幕,全中文显示,数据直读,操作简单省时。                  

                

                    4. 消解比色一体,无需换管,测定简单、快速,无安全隐患。                 

                

                    5. 可保存标准曲线20条及200个测定值(日期、时间、参数、检测数据)。                 

                

                    6. 内存标准工作曲线,用户还可以根据需要标定曲线。                 

                

                    7. 具有曲线覆盖干涉功能,防止误操作覆盖曲线。                  

                

                    8. 具有数据储存功能和数据断电保护功能,方便查询历史测定数据、防止数据丢失。                 

                

                    9. 消解仪采用智能PID温度控制技术及双重防超温保护系统,加热安全均匀、速度快。通于COD、总磷、总氮等项目的消解。                 

标配清单:                          

                                                  

                                

                                    序号                                  

                            
                                

                                    名  称                                  

                            
                                

                                    数 量                                  

                            
                                

                                    序号                                  

                            
                                

                                    名  称                                  

                            
                                

                                    数 量                                  

                            
                                

                                    1                                  

                            
                                

                                    台式COD分析仪主机                                  

                            
                                

                                    1台                                  

                            
                                

                                    7                                  

                            
                                

                                    比色管清洁布                                  

                            
                                

                                    1块                                  

                            
                                

                                    2                                  

                            
                                

                                    16孔智能消解仪                                  

                            
                                

                                    1台                                  

                            
                                

                                    8                                 

                            
                                

                                    电源线                                  

                            
                                

                                    2根                                 

                            
                                

                                    3                                  

                            
                                

                                    消解防护罩                                  

                            
                                

                                    1个                                  

                            
                                

                                    9                                  

                            
                                

                                    使用说明书                                  

                            
                                

                                    1份                                  

                            
                                

                                    4                                  

                            
                                

                                    COD测定试剂                                  

                            
                                

                                    1套                                  

                            
                                

                                    10                                  

                            
                                

                                    合格证/保修卡                                  

                            
                                

                                    1份                                  

                            
                                

                                    5                                  

                            
                                

                                    消解比色一体管                                  

                            
                                

                                    10                                  

                            
                                

                                    11                                  

                            
                                

                                                                      

                            
                                

                                                                      

                            
                                

                                    6                                  

                            
                                

                                    消解管冷却架                                 

                            
                                

                                    1个                                 

                            
                                

                                    12                                  

                            
                                

                                                                      

                            
                                

                                                                     

                            
            

             
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