煤矿水化学耗氧量的测定 高锰酸钾法
Determination of chemical oxygen demand of coal mine water (method of potassium pemanganate)

2008-11-19

Вода. Метод определения химического потребления кислорода
水 化学需氧量测定方法

2012-11-15

Water quality. Physical, chemical and biochemical methods-Method for the determination of the chemical oxygen demand
水质 物理、化学和生化方法

1988-10-31

WATER QUALITY. DETERMINATION OF THE CHEMICAL OXYGEN DEMAND (COD). DICHROMATE METHOD.
水质 化学需氧量（COD）的测定 重铬酸盐法

2002-05-29

工业循环冷却水中化学需氧量（COD）的测定 高锰酸盐指数法
Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method

2019-08-30

稀土废渣、废水化学分析方法 第2部分：化学需氧量（COD）的测定
Chemical analysis methods for rare earth residue and waste water—Part 2：Determination of chemical oxygen demand（COD）

2017-10-14

火力发电厂水汽分析方法 第23部分：化学耗氧量的测定（重铬酸钾法）
Analytical methods of steam and water in power plants Part 23:Determination of chemical oxygen demand (Potassium dichromate method)

2006-05-06

Water quality. Determination of the chemical oxygen demand index (ST-COD). Small-scale sealed-tube method
水质 化学需氧指数（ST-COD）的测定 小型密封管法

2002-12-10

수질－화학적 산소요구량 측정법 (ST-COD)－소형 밀폐관법
水质化学需氧量指数（ST-COD）的测定小型密封管法

2008-11-24

수질 — 화학적 산소 요구량 측정법 (ST-COD) — 소형 밀폐관법
水质化学需氧量指数（ST-COD）的测定小型密封管法

2023-12-29

锅炉用水和冷却水分析方法 化学耗氧量的测定 重铬酸钾快速法
Analysis of water used in boiler and cooling system―Determination of chemical oxygen demand―Rapid method with potassium dichromate

2014-07-08

Water quality — Determination of the chemical oxygen demand index (ST-COD) — Small-scale sealed-tube method
水质与灰分；化学需氧量指数（ST-COD）的测定——小型密封管法

2002-11-18

火力发电厂水汽分析方法 第22部分：化学耗氧量的测定（高锰酸钾法）
Analytical methods of steam and water in power plants Part 22:Determination of chemical oxygen demand (Potassium per-chlorate method)

2006-05-06

Water quality - Determination of the chemical oxygen demand index (ST-COD) - Small-scale sealed tube method (ISO 15705:2002)
水质化学需氧指数（ST-COD）的测定小型密封管法

2003-01-01

German standard methods for the analysis of water, waste water and sludge; Summary action and material characteristic parameters (group H); Determination for the chemical oxygen demand (COD); short duration method (H 43)
德国水、废水和污泥分析标准方法；总结作用和材料特征参数（H组）；化学需氧量（COD）的测定；短时法（H43）

1981-12-01

German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41)
德国水、废水和污泥检验标准方法；总结作用和材料特征参数（H组）；在15 mg/l（H41）范围内测定化学需氧量（COD）

1980-12-01

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
德国水、废水和污泥检验标准方法；表征效应和物质的参数（H组）；化学需氧量（COD）的测定 范围为5至50 mg/l（H 44）

1992-05-01