DZ/T 0064.70-2021Groundwater quality analysis methods - Part 70: Determination of oxygen consumption. Potassium dichromate titration method (English PDF)
地下水质分析方法 第70部分：耗氧量的测定重铬酸钾滴定法
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Issued by
Ministry of Natural Resources of the People's Republic of China
Level / Type
National · Recommended
Issue date
February 22, 2021
Implementation date
July 1, 2021
Scope
DZ/T 0064.70-2021 is the English-translated version of 地下水质分析方法 第70部分：耗氧量的测定重铬酸钾滴定法.
DZ/T 0064.70-2021 is the Chinese industry standard "Groundwater quality analysis methods - Part 70: Determination of oxygen consumption. Potassium dichromate titration method".
It was issued on February 22, 2021 by the Ministry of Natural Resources of the People's Republic of China, and took effect on July 1, 2021. It is in force and replaces DZ/T 0064.70-1993.
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Document preview — DZ/T 0064.70-2021
National Standard of the People's Republic of China
Issued by: Ministry of Natural Resources of the People's Republic of China
Contents
- Document data
1 Document data
Sector: Geology (industry standard).
Issuing body: Ministry of Natural Resources of the People's Republic of China.
Date of issue: 2021-02-22.
Date of implementation: 2021-07-01.
Status: valid, replaces DZ/T 0064.70-1993.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Editions of DZ/T 0064.70
| Edition | Title | Revision | Status |
|---|---|---|---|
| DZ/T 0064.70-2021 | Groundwater quality analysis methods - Part 70: Determination of oxygen consumption. Potassium dichromate titration method | — | Valid |
| DZ/T 0064.70-1993 | Groundwater quality test methods - the determination of chemical oxygen consumption with dichromate oxidation process | — | Obsolete |
This page sells the current edition, DZ/T 0064.70-2021. Earlier editions are listed for reference only.
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