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สหรัฐอเมริกา

ASTM

D3859-15

Standard Test Methods for Selenium in Water

2015

12

ASTM Vol.11.01 (2023)

These test methods cover the determination of dissolved and total recoverable selenium in most waters and wastewaters. These test methods are applicable to both inorganic and organic forms of dissolved selenium. They are applicable also to particulate forms of the element, provided that they are solubilized in the appropriate acid digestion step. However, certain selenium-containing heavy metallic sediments may not undergo digestion...