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Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
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STANDARD published on 3.11.1989
Designation standards: GB/T 11893-1989
Publication date standards: 3.11.1989
SKU: NS-860859
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2025-09-12 (Number of items: 2 232 097)
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