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NAS TOM #JOSSEY BAS EAS 413/A1300 Environmental Geochemistry Overview: Name Anysia- Ngokila Instruments Used for Inorganic Analysis The purpose of this exercise is to understand the capability and limitations of several instruments used for geochemical analysis of environmental samples. Read the following: Description of the electromagnetic spectrum and UV-Visible Spectroscopy http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- 0 0 vis/spectrum.htm (Sections 1-3) http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- vis/uvspec.htm#uvl "Guide to Inorganic Analysis" by Perkin-Elmer Questions 1. a. List the detection limits (in µg/L) of the following elements on a Flame AA, graphite furnace AA, ICP-OES and ICP-MS. (7pts) Question 1 Flame AA GFAA ICP-OES ICP-MS EPA MCL Question 2 Instruments (Q3) Al As Ba Cd Cu Pb Se b. How many μg/L are in 1 mg/kg? Show your calculations. (2 pts) 2. In the table above, record the EPA maximum contaminant levels (MCLS) for drinking water (if applicable). You can find these concentrations on the web page: https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water- regulations#Inorganic (7 pts)

NAS TOM #JOSSEY BAS EAS 413/A1300 Environmental Geochemistry Overview: Name Anysia- Ngokila Instruments Used for Inorganic Analysis The purpose of this exercise is to understand the capability and limitations of several instruments used for geochemical analysis of environmental samples. Read the following: Description of the electromagnetic spectrum and UV-Visible Spectroscopy http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- 0 0 vis/spectrum.htm (Sections 1-3) http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- vis/uvspec.htm#uvl "Guide to Inorganic Analysis" by Perkin-Elmer Questions 1. a. List the detection limits (in µg/L) of the following elements on a Flame AA, graphite furnace AA, ICP-OES and ICP-MS. (7pts) Question 1 Flame AA GFAA ICP-OES ICP-MS EPA MCL Question 2 Instruments (Q3) Al As Ba Cd Cu Pb Se b. How many μg/L are in 1 mg/kg? Show your calculations. (2 pts) 2. In the table above, record the EPA maximum contaminant levels (MCLS) for drinking water (if applicable). You can find these concentrations on the web page: https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water- regulations#Inorganic (7 pts)

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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NAS TOM #JOSSEY BAS EAS 413/A1300 Environmental Geochemistry Overview: Name Anysia- Ngokila Instruments Used for Inorganic Analysis The purpose of this exercise is to understand the capability and limitations of several instruments used for geochemical analysis of environmental samples. Read the following: Description of the electromagnetic spectrum and UV-Visible Spectroscopy http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- 0 0 vis/spectrum.htm (Sections 1-3) http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- vis/uvspec.htm#uvl "Guide to Inorganic Analysis" by Perkin-Elmer Questions 1. a. List the detection limits (in µg/L) of the following elements on a Flame AA, graphite furnace AA, ICP-OES and ICP-MS. (7pts) Question 1 Flame AA GFAA ICP-OES ICP-MS EPA MCL Question 2 Instruments (Q3) Al As Ba Cd Cu Pb Se b. How many μg/L are in 1 mg/kg? Show your calculations. (2 pts) 2. In the table above, record the EPA maximum contaminant levels (MCLS) for drinking water (if applicable). You can find these concentrations on the web page: https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water- regulations#Inorganic (7 pts)
Transcribed Image Text:NAS TOM #JOSSEY BAS EAS 413/A1300 Environmental Geochemistry Overview: Name Anysia- Ngokila Instruments Used for Inorganic Analysis The purpose of this exercise is to understand the capability and limitations of several instruments used for geochemical analysis of environmental samples. Read the following: Description of the electromagnetic spectrum and UV-Visible Spectroscopy http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- 0 0 vis/spectrum.htm (Sections 1-3) http://www2.chemistry.msu.edu/faculty/reusch/VirtTxtJml/Spectrpy/UV- vis/uvspec.htm#uvl "Guide to Inorganic Analysis" by Perkin-Elmer Questions 1. a. List the detection limits (in µg/L) of the following elements on a Flame AA, graphite furnace AA, ICP-OES and ICP-MS. (7pts) Question 1 Flame AA GFAA ICP-OES ICP-MS EPA MCL Question 2 Instruments (Q3) Al As Ba Cd Cu Pb Se b. How many μg/L are in 1 mg/kg? Show your calculations. (2 pts) 2. In the table above, record the EPA maximum contaminant levels (MCLS) for drinking water (if applicable). You can find these concentrations on the web page: https://www.epa.gov/ground-water-and-drinking-water/national-primary-drinking-water- regulations#Inorganic (7 pts)
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