HJ 491-2019
Determination of copper, zinc, lead, nickel, chromium in soils and sediments by flame atomic absorption spectrophotometry (English Version)
- Standard No.
- HJ 491-2019
- Language
- Chinese, Available in English version
- Release Date
- 2019
- Published By
- Professional Standard - Environmental Protection
- Latest
- HJ 491-2019
- Replace
- HJ 491-2009 GB/T 17138-1997 GB/T 17139-1997
- Scope
- This standard applies to the determination of copper, zinc, lead, nickel and chromium in soil and sediments.
HJ 491-2019 Referenced Document
- GB 17378.3 The specification for marine monitoring.Part3:Sample collection,storage and transportation
- GB 17378.5 The specification for marine monitoring.Part 5:Sediment analysis
- HJ 494 Water quality.Guidance on sampling techniques
- HJ 613 Soil.Determination of dry matter and water content.Gravimetric method
- HJ 832 Determination of Total Metal Elements in Soil and Sediment Microwave Digestion Method
- HJ/T 166 Technical specification for soil environmental monitoring
HJ 491-2019 history
- 2019 HJ 491-2019 Determination of copper, zinc, lead, nickel, chromium in soils and sediments by flame atomic absorption spectrophotometry
- 2009 HJ 491-2009 Soil quality.Determination of total chromium.Flame atomic absorption spectrometry
