HJ 680-2013 Translated English of Chinese Standard (HJ 680-2013, HJ680-2013): Soil and sediment. Determination of mercury, arsenic, selenium, bismuth, antimony. Microwave dissolution/Atomic Fluorescence Spectrometry

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This Standard specifies the microwave dissolution/atomic fluorescence spectrometry for the determination of mercury, arsenic, selenium, bismuth, and antimony in soil and sediment. This Standard applies to the determination of mercury, arsenic, selenium, bismuth, and antimony in soil and sediment. When the sample size is 0.5 g, for mercury, the detection limit of this method is 0.002 mg/kg, and the lower limit of determination is 0.008 mg/kg; for arsenic, selenium, bismuth, and antimony, the detection limit is 0.01 mg/kg, and the lower limit of determination is 0.04 mg/kg.
 

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Foreword
5
Scope of application
6
Reagents and materials
7
Instruments and devices
10
Analysis steps
12
Calculation and presentation of results
14
Precision and accuracy
15
Quality assurance and quality control
16
Appendix A informative Summary data of precision and accuracy
18

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