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total phosphorus, total nitrogen

total phosphorus, total nitrogen, Total:4 items.

In the international standard classification, total phosphorus, total nitrogen involves: Water quality.

National Metrological Verification Regulations of the People's Republic of China, total phosphorus, total nitrogen

• JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen

Jiangsu Provincial Standard of the People's Republic of China, total phosphorus, total nitrogen

• DB32/T 4541-2023 Sea water quality evaluation guide for total nitrogen and total phosphorus

International Organization for Standardization (ISO), total phosphorus, total nitrogen

• ISO 21793:2020 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb), dissolved bound nitrogen (DNb), total bound phosphorus (TPb) and dissolved boun

Japanese Industrial Standards Committee (JISC), total phosphorus, total nitrogen

• JIS K 0102-2:2022 Testing methods for industrial water and industrial wastewater -- Part 2: Inorganic anions, ammonium ion, organic nitrogen, total nitrogen and total phosphorus

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