Journal: Trends in Analytical Chemistry

Article Title: Comparison of total and aqua regia extractability of heavy metals in sewage sludge: The case study of a certified reference material

doi: 10.1016/j.trac.2017.01.010

Figure Lengend Snippet: Total content methods. Summary of digestion conditions, instrumentations used and uncertainty budget approaches for all laboratories participating in the inter-laboratory comparison study. σ is the standard deviation of the measurements within laboratory; bias includes error from sample preparation.

Article Snippet: L7 , 15 mL HNO 3 /1 mL HF , 0.3 , ICP-MS : Perkin Elmer DRC-e (As, Cd, Co) ICP-OES : Perkin Elmer Optima 3000 (Cr, Cu, Fe, Mn, Ni, Pb, Zn) CV-AAS : Perkin Elmer AA200 (Hg) , 2σ.

Techniques: Standard Deviation

Journal: Trends in Analytical Chemistry

Article Title: Comparison of total and aqua regia extractability of heavy metals in sewage sludge: The case study of a certified reference material

doi: 10.1016/j.trac.2017.01.010

Figure Lengend Snippet: Aqua regia extractable content methods (ISO 11499 [16] and ISO 12914 [17] ). Summary of instrumentations used and uncertainty budget approaches for all laboratories participating in the inter-laboratory comparison study. σ is the standard deviation of the measurements within laboratory; bias includes error from sample preparation.

Article Snippet: L7 , 15 mL HNO 3 /1 mL HF , 0.3 , ICP-MS : Perkin Elmer DRC-e (As, Cd, Co) ICP-OES : Perkin Elmer Optima 3000 (Cr, Cu, Fe, Mn, Ni, Pb, Zn) CV-AAS : Perkin Elmer AA200 (Hg) , 2σ.

Techniques: Standard Deviation, Sample Prep, Atomic Absorption Spectroscopy