List of Chemical Oxygen Demand Water Quality Online Automatic Monitors That Passed Applicability Testing
This list presents the chemical oxygen demand (COD) water quality online automatic monitors that passed applicability testing as of December 31, 2021. The testing was based on the HJ/T 377-2007 standard and the HJC-ZY32-2013 testing operation guidance. The list includes organization names, instrument models, and certification report numbers, serving as a reference for engineering technicians and procurement personnel in model selection.
List of Qualified Instruments (Arranged by Serial Number)
| Serial No. | Organization Name | Instrument Name/Model | Report Number |
|---|---|---|---|
| 1 | Changsha Huashijie Environmental Protection Technology Development Co., Ltd. | HSJ-CODcr COD Online Monitor | 质（认）字 No.2017-006 |
| 2 | Endress+Hauser (China) Automation Co., Ltd. | CA80COD Chemical Oxygen Demand Water Quality Automatic Analyzer | 质（认）字 No.2017-007 |
| 3 | Taicang Chuangzao Electronics Co., Ltd. | CE-1001 Chemical Oxygen Demand (CODcr) Online Analyzer | 质（认）字 No.2017-008 |
| 4 | Wuxi Dianchuang Technology Co., Ltd. | DCT-CODcr CODcr Online Automatic Analyzer | 质（认）字 No.2017-009 |
| 5 | Zhejiang Weilan Environmental Technology Co., Ltd. | VL-COD-1007 Chemical Oxygen Demand (CODcr) Online Monitor | 质（认）字 No.2017-010 |
| 6 | Shenzhen Langshi Scientific Instrument Co., Ltd. | PhotoTek 6000 Chemical Oxygen Demand Water Quality Automatic Online Monitor | 质（认）字 No.2017-011 |
| 7 | Guangzhou Yiwen Environmental Technology Co., Ltd. | ZHYQ3059 COD Water Quality Automatic Monitor | 质（认）字No.2017-104 |
| 8 | Lihe Technology (Hunan) Co., Ltd. | LFS-2002 (COD) Chemical Oxygen Demand Water Quality Analyzer | 质（认）字No.2017-105 |
| 9 | Hebei Keruida Instrument Technology Co., Ltd. | CODcr-1400 Chemical Oxygen Demand (COD) Online Automatic Analyzer | 质（认）字No.2017-106 |
| 10 | Qingdao Jiaming Measurement and Control Technology Co., Ltd. | JMS2008 CODcr Online Automatic Monitor | 质（认）字No.2017-108 |
| 11 | Shandong Sirui Environmental Equipment Technology Co., Ltd. | SR-COD-02 Chemical Oxygen Demand (CODcr) Water Quality Online Automatic Monitor | 质（认）字No.2017-109 |
| 12 | Jiangsu Yinyuan Technology Co., Ltd. | GIM-2000A1 CODcr Automatic Monitor | 质（认）字No.2017-110 |
| 13 | Xylem Analytical Instruments (Beijing) Co., Ltd. | TresCon COD-3250 CODCr Fully Automatic Online Analyzer | 质（认）字No.2017-111 |
| 14 | Jiangsu Skyray Instrument Co., Ltd. | WAOL2000-CODCr Water Quality Online Analyzer | 质（认）字No.2017-112 |
| 15 | Nanjing Gangneng Environmental Technology Co., Ltd. | GN-CODcr 03 CODcr Water Quality Online Automatic Analyzer | 质（认）字No.2017-113 |
| 16 | Jiangsu Ruiquan Environmental Protection Technology Co., Ltd. | RenQ-IV Chemical Oxygen Demand Automatic Analyzer | 质（认）字No.2017-124 |
| 17 | Hach Water Quality Analytical Instruments (Shanghai) Co., Ltd. | CODmax plus sc Chemical Oxygen Demand Online Automatic Monitor | 质（认）字No.2017-125 |
| 18 | Shenzhen Zhengqi Environmental Technology Co., Ltd. | WQ1000 Chemical Oxygen Demand (COD) Water Quality Online Analyzer | 质（认）字No.2017-126 |
| 19 | Jiangsu Haide Environmental Technology Co., Ltd. | CHHD-01CODCr Online Automatic Monitor | 质（认）字No.2017-127 |
| 20 | Hach Water Quality Analytical Instruments (Shanghai) Co., Ltd. | CODmax II Chemical Oxygen Demand Online Automatic Monitor | 质（认）字No.2017-128 |
| 21 | Shanghai Yidian Scientific Instrument Co., Ltd. | COD-582 Online Chemical Oxygen Demand (COD) Analyzer | 质（认）字No.2017-129 |
| 22 | Suzhou Juyang Environmental Protection Technology Co., Ltd. | COD-1040 COD Online Analyzer | 质（认）字No.2017-137 |
| 23 | Nanjing Hongkai Environmental Protection Technology Co., Ltd. | HK2007ACODcr Fully Automatic Online Analyzer | 质（认）字No.2017-138 |
| 24 | Hangzhou Lvjie Water Technology Co., Ltd. | GR-2116 Online CODcr Analyzer | 质（认）字No.2017-139 |
| 25 | Wuhan Zhengyuan Automation Instrument Engineering Co., Ltd. | ZXcm-500cr COD Online Analyzer | 质（认）字No.2017-140 |
| 26 | Focused Photonics (Hangzhou) Co., Ltd. | COD-2000 COD Online Analyzer | 质（认）字No.2017-196 |
| 27 | Chengdu Kaitian Electronics Co., Ltd. | CAIC-CODcr-2014 Chemical Oxygen Demand Water Quality Online Automatic Monitor | 质（认）字No.2017-197 |
| 28 | Jieyi Trading (Shanghai) Co., Ltd. | Micromac C Water Quality Online Analyzer (CODcr) | 质（认）字No.2018-025 |
| 29 | Jiangxi Yishan Environmental Protection Co., Ltd. | YSM-C COD Automatic Detector | 质（认）字No.2018-026 |
| 30 | Beijing SDL Technology Co., Ltd. | Model 9810 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2018-027 |
| 31 | Yuxing Technology Development (Shenzhen) Co., Ltd. | YX-CODcr-Ⅱ Chemical Oxygen Demand Online Automatic Monitor | 质（认）字No.2018-028 |
| 32 | Jiangsu Huihuan Environmental Protection Technology Co., Ltd. | DEK DEK Multi-parameter Water Quality Analyzer (COD) | 质（认）字No.2018-029 |
| 33 | Nanjing Jiefa Technology Co., Ltd. | Johnsir COD Water Quality Online Analyzer | 质（认）字No.2018-030 |
| 34 | Shenzhen Shihuilin Technology Co., Ltd. | SVL-COD (Cr) Chemical Oxygen Demand Water Quality Online Automatic Monitor | 质（认）字No.2018-031 |
| 35 | Wuhan Taiken Environmental Protection Technology Development Co., Ltd. | TKC-I Chemical Oxygen Demand (COD) Online Monitor | 质（认）字No.2018-122 |
| 36 | Wuhan Huarui Qincheng Technology Co., Ltd. | HQ-CODCr Chemical Oxygen Demand Water Quality Online Analyzer | 质（认）字No.2018-123 |
| 37 | Nanjing Juge Environmental Technology Co., Ltd. | AG-C07 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2018-124 |
| 38 | Tianjin Tongyang Technology Development Co., Ltd. | TY-COD COD Water Quality Online Automatic Monitor | 质（认）字No.2018-125 |
| 39 | Beijing Huanke Environmental Protection Technology Company | HBCOD-1 Online Chemical Oxygen Demand Analyzer | 质（认）字No.2018-126 |
| 40 | Guangdong Weichuang Technology Development Co., Ltd. | WCOD-2009 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2018-127 |
| 41 | Tianjian Innovation (Beijing) Monitoring Instrument Co., Ltd. | TEM-COD9000 Chemical Oxygen Demand (CODcr) Water Quality Online Automatic Analyzer | 质（认）字No.2018-128 |
| 42 | Nanjing Huadu Environmental Protection Equipment Co., Ltd. | HD02-3 Chemical Oxygen Demand (CODcr) Online Analyzer | 质（认）字No.2018-130 |
| 43 | Hebei Demao Environmental Protection Technology Co., Ltd. | TYDM-CODcr Chemical Oxygen Demand (CODcr) Online Analyzer | 质（认）字No.2018-131 |
| 44 | Anhui Yingkai Environmental Technology Co., Ltd. | EC-COD Chemical Oxygen Demand Automatic Online Monitor | 质（认）字No.2018-132 |
| 45 | Zhongke Tianrong (Beijing) Technology Co., Ltd. | TR2311 Chromium Method COD Fully Automatic Online Analyzer | 质（认）字No.2018-133 |
| 46 | Zhejiang Huanmao Automatic Control Technology Co., Ltd. | Multi Vision COD Online Automatic Monitor | 质（认）字No.2018-237 |
| 47 | Thermo Fisher Scientific (China) Co., Ltd. | Orion 3106 Chemical Oxygen Demand (COD) Online Automatic Monitor | 质（认）字No.2018-238 |
| 48 | Kaiming Technology (Hangzhou) Co., Ltd. | KMW-810 Chemical Oxygen Demand (COD) Water Quality Analyzer | 质（认）字No.2018-239 |
| 49 | Zhengzhou Fuming Environmental Protection Technology Co., Ltd. | ZZFM-8100 Chemical Oxygen Demand (COD) Online Monitoring Analyzer | 质（认）字No.2018-240 |
| 50 | Chengdu Hailan Tiancheng Technology Co., Ltd. | HLT-100 Chemical Oxygen Demand (CODcr) Online Automatic Monitor | 质（认）字No.2018-241 |
| 51 | Zhonglv Environmental Protection Technology Co., Ltd. | TGH-SC Chemical Oxygen Demand Water Quality Online Automatic Monitor | 质（认）字No.2019-012 |
| 52 | Shandong Dongrun Instrument Technology Co., Ltd. | CODcr-2001 Chemical Oxygen Demand (CODcr) Water Quality Online Automatic Analyzer | 质（认）字No.2019-013 |
| 53 | Guilin Yunjing Technology Co., Ltd. | YJ-CODcr CODcr Water Quality Analyzer | 质（认）字No.2019-014 |
| 54 | Hebei Weiping Environmental Technology Co., Ltd. | W1011 CODCr Water Quality Online Analyzer | 质（认）字No.2019-015 |
| 55 | Hebei Huahou Tiancheng Environmental Protection Technology Co., Ltd. | CODcr COD Online Analyzer | 质（认）字No.2019-016 |
| 56 | Xiamen Jilongde Environmental Engineering Co., Ltd. | HTC-C Online COD Analyzer | 质（认）字No.2019-017 |
| 57 | Hengtianyi Technology (Shenzhen) Co., Ltd. | HTY-CODcr CODcr Water Quality Online Automatic Monitor | 质（认）字No.2019-020 |
| 58 | Wuhan Jinghui Environmental Protection Technology Co., Ltd. | JH-9/W CODcr Online Water Quality Analyzer | 质（认）字No.2019-044 |
| 59 | Jiangsu Delin Environmental Protection Technology Co., Ltd. | DL2001B CODcr Fully Automatic Online Analyzer | 质（认）字No.2019-046 |
| 60 | Shanghai Boqu Instrument Co., Ltd. | CODG-3000 Chemical Oxygen Demand (COD) Online Automatic Monitor | 质（认）字No.2019-047 |
| 61 | Chongqing Naide Automation Technology Co., Ltd. | NIPm-3000-CODcr Chemical Oxygen Demand (COD) Analyzer | 质（认）字No.2019-048 |
| 62 | Shenzhen Lven Environmental Protection Technology Co., Ltd. | GR-CODcr CODcr Water Quality Online Automatic Monitor | 质（认）字No.2019-049 |
| 63 | Guiyang Xuetong Instrument Co., Ltd. | XT-IV Chemical Oxygen Demand (CODCr) Water Quality Online Automatic Monitor | 质（认）字No.2019-050 |
| 64 | Anhui Landun Photoelectron Co., Ltd. | LGS-201 Chemical Oxygen Demand (COD) Online Automatic Monitor | 质（认）字No.2019-051 |
| 65 | Shijiazhuang Ruiao Technology Co., Ltd. | RO-26 Chemical Oxygen Demand (CODcr) Water Quality Online Automatic Monitor | 质（认）字No.2019-145 |
| 66 | Xiamen Lanhai Huanke Instrument Co., Ltd. | BO-E10 Chemical Oxygen Demand (CODCr) Online Monitor | 质（认）字No.2019-146 |
| 67 | Jiangsu Zhuozheng Environmental Protection Technology Co., Ltd. | ZZ-1001 COD Water Quality Automatic Monitor | 质（认）字No.2019-147 |
| 68 | Suzhou Yuanhong Environmental Protection Technology Co., Ltd. | SY-1081 Chemical Oxygen Demand Water Quality Online Detector | 质（认）字No.2019-148 |
| 69 | Jiangsu Guoji Instrument Co., Ltd. | AM-4010 CODCr Water Quality Online Analyzer | 质（认）字No.2019-149 |
| 70 | Jiangsu Lanchuang Intelligent Technology Co., Ltd. | LC-COD01 COD Water Quality Online Automatic Monitor | 质（认）字No.2019-150 |
| 71 | Qingdao Hengda Times Environmental Protection Equipment Co., Ltd. | THE-COD-1 Water Quality COD Online Analyzer | 质（认）字No.2019-163 |
| 72 | Hangzhou Yingrui Environmental Protection Technology Co., Ltd. | COD-1800 COD Water Quality Online Automatic Analyzer | 质（认）字No.2019-164 |
| 73 | Jiangsu Lvye Environmental Protection Technology Instrument Co., Ltd. | JHC-ⅢA COD Automatic Detector | 质（认）字No.2019-165 |
| 74 | Jiangsu Zhongxin Hongye Technology Co., Ltd. | QWM1000 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2019-230 |
| 75 | Nanjing Hongguang Environmental Protection Technology Co., Ltd. | HG CODcr 2015 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2019-231 |
| 76 | Jinzhou Huaguan Environmental Technology Industry Co., Ltd. | HG-COD-I Chemical Oxygen Demand (CODcr) Online Automatic Monitor | 质（认）字No.2019-232 |
| 77 | Nanjing Xinruipeng Instrument Technology Co., Ltd. | XRP CODcr 2016 CODcr Online Automatic Monitor | 质（认）字No.2019-233 |
| 78 | Fuzhou Pubesi Intelligent Technology Co., Ltd. | PCM300-CODcr Chemical Oxygen Demand Analyzer | 质（认）字No.2019-234 |
| 79 | Jiangsu Shangweisi Environmental Technology Co., Ltd. | SWS-COD-1001 Water Quality COD Online Monitor | 质（认）字No.2019-235 |
| 80 | Nanjing Weisai Environmental Protection Technology Co., Ltd. | WS-CODcr180 CODcr Water Quality Online Automatic Monitor | 质（认）字No.2019-236 |
| 81 | Hangzhou Qilv Technology Co., Ltd. | WQA-3100 Water Quality (Chemical Oxygen Demand) Automatic Analyzer | 质（认）字No.2019-237 |
Usage Instructions
- The instruments in this list have all passed applicability testing and comply with the HJ/T 377-2007 standard and the HJC-ZY32-2013 testing operation guidance requirements.
- Report numbers starting with "质（认）字" represent certification reports issued by the China National Environmental Monitoring Centre.
- When procuring, it is recommended to verify the instrument model and report number to ensure the product is within its validity period.
Note: This list is up to December 31, 2021. For subsequent updates, please refer to official releases.