SR-COD-02仪器采用的方法与国家标准GB11914-89规定的方法一致。采用新颖的电热设计，安全可靠、确保高的氧化率和使用寿命。进样计量采用计量杯定量方式，计量精度高。种试剂由单个蠕动泵加样，不会产生试剂交叉污染及管路堵塞现象。本仪器有很宽的量程，不用稀释可以直接测量COD5000mg/L以下水样。
Shandong Si Rui Environmental Equipment Technology Co., Ltd. was founded by a group of returned overseas students, It was cooperated with Tsinghua University research and development, marketing center located in Beijing, in Shenzhen, Wuhan, Chengdu, Shenyang set up offices radiating the national market.
The company is a professional environmental monitoring instrument manufacturer and environmental online monitoring solution provider, with excellent production conditions and strong technical strength; In contains a multidisciplinary field of environmental protection technology, especially in chemical analysis, automatic control, instruments and meters has considerable strength, has a group of rich practical experience of young and middle-aged, production, management cadre of science and technology and high-quality production staff; The sr-an-01 ammonia nitrogen automatic on-line monitor, sr-cod -02 COD online automatic monitor, heavy metal online automatic monitor (including sr-hm-01 hexavalent chromium online automatic monitoring instrument) Sr-hm-02 total chromium on-line automatic monitor; Sr-hm-03 total copper online automatic monitor; Sr-hm-04 total nickel online automatic monitor; Sr-hm-05 total iron online automatic monitor; The sr-hm-06 automatic monitoring instrument has distinctive features and independent intellectual property rights.
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