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ASTM D4282-02(2015)
- Standard Test Method for Determination of Free Cyanide in Water and Wastewater by Microdiffusion
- standard by ASTM International, 02/01/2015
- Publisher: ASTM
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1.1 This test method covers the determination of free cyanides in waters and wastewaters. Free cyanide is here defined as the cyanide which diffuses as cyanide (HCN), at room temperature, from a solution at pH 6.2