What is COD?
The degree of organic pollution in lakes, marshes, and marine areas.
Chemical Oxygen Demand (COD) It is the amount of oxidizing agent consumed when organic matter in water is decomposed by an oxidizing agent, converted into an equivalent amount of oxygen. It indicates the degree of organic pollution in lakes and marine areas (unit: mg/L).
basic information
Standards/Regulations Environmental Standards: Lakes: 1–8 mg/L (varies by type) Marine Areas: 2–8 mg/L (varies by type) COD Measurement Methods There are CODMn and CODCr measurements as JIS methods (manual analysis), and there are simpler methods such as volumetric titration and spectrophotometry.
Price range
P4
Delivery Time
OTHER
Model number/Brand name
Central Science
Applications/Examples of results
Sewage treatment plant Private factory Environmental measurement (rivers, lakes, marine areas) Measurement certification business University, research facility
catalog（3）
Download All Catalogs
Recommended products
Distributors
Since our establishment in 1967, we have been dedicated to the development and dissemination of water quality measurement devices that anyone can use quickly, easily, and with high precision. In today's world, where the effective use of water, a limited resource, is required alongside environmental conservation, we aim to be a total solution provider that responds to all water environments by utilizing our water quality measurement devices, technology, and services. Furthermore, leveraging the latest technology and years of know-how, we are committed to delivering user-friendly and reliable water quality measurement devices more affordably, quickly, and widely.