5B-3A Features: (01) capable of accurate measurement of surface water, water, urban sewage and industrial wastewater chemical oxygen demand (COD); (02) Memory 20 standard curve Guangzhou cod analyzer, can be self-revised and save ; (03) can be accurately stored 1000 data (measuring time, parameters, measurement results); (04) Print all historical data and data storage; even China Guangzhou Environmental Protection Technology Co., Ltd. is a well-known brands of domestic water quality monitoring equipment and even China Technology exclusive office in Guangzhou Cheap cod analyzer, Science and Technology to provide even COD Tester factory outlets, COD Tester wholesale, COD Tester retail, and a sound service system, so that our customers use the instrument process, no worries. 5B-3C (V8) type instrument cod analyzer offer, even China Science and Technology (certified), cod analyzer provided by the Environmental Protection Technology Co., Ltd. in Guangzhou, China even. Even China Guangzhou Environmental Protection Technology Co., Ltd. (www.gdlhkj.com) (www.gdlhkj.cn) is Guangzhou, analytical instruments leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Even China in science and technology leadership with the staff warmly welcome all inquiries negotiations to create even better future for China Science and Technology. You can also access (www.gdlhkj.cn/supply_details_46869950.html), for more information about the company.