ASTM D1252
Standard Test Methods for Chemical Oxygen Demand (Dichromate Oxygen Demand) of Water
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- Language: English
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About This Item
ASTM D1252 is the standard test methods document for determining chemical oxygen demand, or dichromate oxygen demand, in water. It provides a technical basis for measuring the oxidizable content of water samples using a consistent laboratory approach. This matters because chemical oxygen demand is a common indicator used to assess water quality, treatment performance, and changes in organic load. For organizations that rely on repeatable water testing, the standard helps support more consistent and comparable results.
ASTM D1252 standard overview
The ASTM D1252 standard focuses on test methods for chemical oxygen demand in water, using dichromate-based oxidation as the core measurement concept. As an ASTM standard, it is intended to support a uniform testing framework so laboratories and technical teams can follow a recognized procedure. The official standard title indicates its role as a method document rather than a product specification, making it relevant to analytical testing, documentation, and quality control workflows where comparable results are important.
Where is ASTM D1252 used?
This standard is commonly used in laboratory and environmental testing settings where water quality needs to be evaluated by chemical oxygen demand. It may be applied in routine analysis of water samples, monitoring programs, and treatment-related testing workflows. ASTM D1252 is especially relevant when a consistent test method is needed to support internal reporting, technical review, or comparison of results across different sample sets or testing events.
Practical importance of ASTM D1252
ASTM D1252 helps improve consistency in water testing by defining a recognized approach for measuring chemical oxygen demand. That can support compliance activities, procurement decisions, and quality control programs where reliable data is needed. Using a standardized test method also reduces uncertainty when comparing results from different laboratories or time periods. For technical teams, it provides a clearer basis for evaluation, documentation, and repeatable analytical practice.
- Water quality testing method
- Dichromate oxygen demand measurement
- Laboratory consistency and comparison
- Support for reporting and review
- Quality control for water analysis
- Publication Date: 2020-11-12
- Publisher: ASTM
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