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Drugs of Abuse Testing (DAT)

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Varian Instruments At Work

Varian publishes application notes under the "Varian Instruments At Work" banner. The At Works available in PDF format are listed below. Some older At Works are available on paper only. You can get copies of these by contacting your local Varian office or dealer. Varian also publishes Articles that are designed for rapid publication of working methods and are therefore not as comprehensive as At Works.

Search by matrix/application

Air Linearity limits
Animal feedstuffs Maintenance
Atom concentration tube Marine animals
Battery acid Matrix modifiers
Biological Matrix injection
Blood, serum Microsampling (flame)
Bronzes Natural waters
CaCl2/NaCl solutions Oil, petroleum
Calibration methods Organic solvent use
Cement Palm oil
Chlorinated hydrocarbons Paper
Coal ash Plant material
Cold vapor method (Hg) Pyrolytic platforms
Curve correction Regulations
Data manipulation Rocks and sediments
Deuterium lamps Safety practices
Environment Sea water
Effluent Serum
Fault-finding guide SIPS
Fish Slurries
Food Slurry Sampling
Forked platform Software
GTA furnace Soil
High dissolved solids Spray chamber
High-purity copper Stainless steel
Hollow cathode lamps Sulfuric acid
Hydride method Urine
Industrial hygiene Water
Instrument practice Wear metal analysis
Interference reduction Zeeman techniques
   
Air
Industrial Hygiene Overview for Chemists and Chemical Managers (pdf, 56K)

Industrial hygiene air analysis by atomic absorption: sample collection and handling for trace metal particulates (pdf, 57K)
Animal feedstuffs
Some Studies with a Varian VGA-76 Hydride Generator for Selenium Determination (pdf, 50K)
Atom concentration tube 
Sensitivity Enhancement for Flame AA Spectrometry using an Atom Concentrator Tube, ACT-80 (pdf, 73K)
Battery acid
Analysis of Battery Acids by Flame Microsampling (pdf, 130K)
Biological
Determination of Calcium and Magnesium in Blood Serum by Automated Flame Microsampling (pdf, 134K)
Determination of Lithium, Zinc and Copper in Blood Serum by Flame Microsampling (pdf, 148K)
Microanalysis of Copper and Zinc in Biopsy-sized Tissue Specimens by Atomic Absorption Spectroscopy using a Stoichiometric Air-Acetylene Flame (pdf, 122K)
Measurement of Aluminium in Water, Dialysate and Serum Using the Graphite thermal analyser GTA 95 and Varian AA1475 (pdf, 86K)
Study of Normal Values for Zinc in the Hair of School Children in Jinan, China (pdf, 162K)
Determination of Selenium in Biological Material using Automated Wet Digestion and an Automated Hydride Generation Atomic Absorption System (pdf, 24K)
Aluminium determinations in parenteral solutions (pdf, 23K)
Blood, serum

Determination of Calcium and Magnesium in Blood Serum by Automated Flame Microsampling (pdf, 134K)

Determination of Lithium, Zinc and Copper in Blood Serum by Flame Microsampling (pdf, 148K)
The Direct Determination of Cadmium in Blood by Electrothermal Atomization with the Graphite Platform (pdf, 137K)
Measurement of Aluminium in Water, Dialysate and Serum Using the Graphite thermal analyser GTA 95 and Varian AA1475 (pdf, 86K)
A Direct Determination of Selenium in Blood and Urine Samples by Platform/Furnace Atomic Absorption Spectrometry (pdf, 97K)
The Determination of Lead and Cadmium in Blood, and Manganese and Aluminium in Serum (pdf, 114K)
Determination of Selenium in Human Serum by Hydride Generation (pdf, 90K)
Relationship between Viral Hepatitis and Four Trace Elements in Sera (pdf, 21K)
Determination of normal levels of selenium in blood serum by GFAAS (pdf, 37K)
Determination of lead in blood by GFAAS Deuterium and Zeeman Background Correction (pdf, 46K)
Determination of selenium in undigested whole blood samples with post spiking standard addition QC protocols by Zeeman graphite furnace atomic absorption (pdf, 55K)
Bronzes
Analyses of Bronzes (pdf, 2796K)

Bracketing Standards Calibration and PROMT Measurement Mode for the Analysis of Bronze using SpectrAA Instruments (pdf, 216K)

CaCl2/NaCl solutions
The determination of Cd, Cr, Cu, Ni and Pb in a concentrated CaCl2/NaCl solution by AAS (pdf, 27K)

Determination of magnesium, calcium and potassium in brines by flame AA using the SIPS-10 accessory for automated calibration and on-line sample dilution (pdf, 36K)

Calibration methods
Bracketing Standards Calibration and PROMT Measurement Mode for the Analysis of Bronze using SpectrAA Instruments (pdf, 216K)

A Universal Calibration Method for Flame Atomic Absorption Analysis (pdf, 29K)

Cement
Chemical Analysis of Portland Cement by Atomic Absorption Spectroscopy (pdf, 81K)
Chlorinated hydrocarbons
The Determination of Metals in Chlorinated Hydrocarbons by Flame Atomic Absorption (pdf, 162K)
Coal ash
Arsenic in Soil and Coal Fly Ash by Zeeman Graphite Furnace and Vapor Generation AAA (pdf, 25K)
Cold vapor method (Hg)

The Determination of Mercury by Cold Vapor Atomic Absorption (pdf, 102K)

An Automated Vapor Generation Accessory for Atomic Absorption Analysis (pdf, 121K)
Automated Cold Vapor Determination of Mercury:EPA Stannous Chloride Methodology (pdf, 186K)
Determination of Mercury in Fish Tissue, a Rapid Automated Technique for Routine Analysis (pdf, 56K)
Use of Drierite Trap to Extend the Lifetime of Vapor Generation Absorption Cell (pdf, 101K)
Analysis of Rocks and Sediments for Mercury by Wet Digestion and Flameless Cold Vapor Atomic Absorption (pdf, 68K)
Measuring ultra-trace levels of mercury (pdf, 37K)
Evaluation of the Mercury Concentration Accessory for US EPA Methodology (pdf, 80K)
Determination of selenium in undigested whole blood samples with post spiking standard addition QC protocols by Zeeman graphite furnace atomic absorption (pdf, 55K)
Curve correction
Atomic Absorption Curve Correction (pdf, 95K)

Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)

Data manipulation
Transfer and Manipulation of Atomic Absorption Data Using an IBM PC/AT, LOTUS 1-2-3 Software and Varian SpectrAA-40 Spectrometer (pdf, 171K)
Connecting IBM Personal Computers to Varian SpectrAA AA Spectrometers (pdf, 101K)
Deuterium lamps
Features and Operation of HC and D2 Lamps (pdf, 39K)
Environment
Varian SpectrAA Zeeman graphite furnace methods for environmental analysis (pdf, 31K)
Determination of As, Sb and Se in difficult environmental samples by hydride generation (pdf, 39K)
Determination of tin by hydride generation AA (pdf, 46K)

Evaluation of the Mercury Concentration Accessory for US EPA Methodology (pdf, 80K)

Effluent
The Determination of Toxic Metals in Waters and Wastes by Furnace Atomic Absorption (pdf, 148K)
Determination of the Priority Pollutant Metals - Regulations and Methodology (pdf, 881K)

Dealing with Matrix Inteferences in the Determination of the Priority Pollutant Metals by Furnace AA (pdf, 156K)

Fault-finding guide
A Simple Fault-Finding Guide for Flame Atomic Absorption Spectrometry (pdf, 27K)
Practical Operation with the GTA-95 Graphite Tube Atomizer (pdf, 64K)
Features and Operation of HC and D2 Lamps (pdf, 39K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)
Fish
Determination of Mercury in Fish Tissue, a Rapid Automated Technique for Routine Analysis (pdf, 56K)
The Measurement of Lead in Food Products by Graphite Furnace AA and SpectrAA-40 (pdf, 171K)
Food
The Measurement of Lead in Food Products by Graphite Furnace AA and SpectrAA-40 (pdf, 171K)
Low level measurement of cadmium in foods (pdf, 30K)
Forked platform
Evaluation of a new forked platform design for graphite furnace AAS (pdf, 171K)
GTA furnace
Pyrolytic Graphite Platforms (pdf, 84K)
The Determination of Trace Metals in High-Purity Copper using the GTA-95 Graphite Tube Atomizer (pdf, 54K)
Practical Operation with the GTA-95 Graphite Tube Atomizer (pdf, 64K)
Determination of Trace Metals in Engine Oil using the GTA-95 Graphite Tube Atomizer (pdf, 172K)
Graphite Tube Atomizer Performance - ASTM Graphite Furnace Round Robin for Water (pdf, 122K)
The Determination of Toxic Metals in Waters and Wastes by Furnace Atomic Absorption (pdf, 148K)
The Determination of Vanadium in Heavy Industrial Fuel Oils using the GTA-95 (pdf, 134K)
Phosphorus Determination using a New Hollow Cathode Lamp (pdf, 120K)
Pyrolytic Graphite Platforms - Guidelines for use with the GTA-95 Graphite Tube Atomizer (pdf, 94K)
The Direct Determination of Cadmium in Blood by Electrothermal Atomization with the Graphite Platform (pdf, 137K)
The Measurement of Lead in Food Products by Graphite Furnace AA and SpectrAA-40 (pdf, 171K)
The Reduction of Matrix Interferences Utilizing the Platform in graphite Furnace AAS (pdf, 253K)
The Determination of Trace Metals in Palm Oil Using the GTA-96 Graphite Tube Atomizer (pdf, 171K)
Measurement of Aluminium in Water, Dialysate and Serum Using the Graphite thermal analyser GTA 95 and Varian AA1475 (pdf, 86K)
Measurement of Silicon, Tin and Titanium in Jet Oil (pdf, 206K)

A Direct Determination of Selenium in Blood and Urine Samples by Platform/Furnace Atomic Absorption Spectrometry (pdf, 97K)

Factors Affecting the Analytical Performance and Lifetime of Graphite Tube Atomizers (pdf, 64K)

Trace Metal Analysis of Rocks and Sediments by Graphite Furnace Atomic Absorption Spectroscopy (pdf, 179K)

Direct Determination of Copper in Urine Samples by Electrothermal Atomic Absorption Spectrometry Using a Platform and Palladium Matrix Modifier (pdf, 145K)
Linearity Limits For Several Trace Metals Currently Determined by Electrothermal Atomic Absorption Spectrometry (pdf, 90K)
Blood Lead Determination Using Reduced Palladium Matrix Modifier in Graphite Furnace Atomic Absorption Spectroscopy (pdf, 40K)
Determination of boron by Graphite Furnace AAS:Comparison of different modifiers (pdf, 21K)
High dissolved solids
Analysis of High Dissolved Solids Solutions by Flame Microsampling (pdf, 169K)
The Analysis of High Solids Solutions by Flame Atomic Absorption (pdf, 31K)
High-purity copper
The Determination of Trace Metals in High-Purity Copper using the GTA-95 Graphite Tube Atomizer (pdf, 54K)
Hollow cathode lamps
Features and Operation of HC and D2 Lamps (pdf, 39K)
Evaluation of high intensity lamps for AAS (pdf, 61K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)
Hydride method
Selenium Determination By Hydride Generation (pdf, 146K)
Arsenic Determination By Hydride Generation (pdf, 151K)

An Automated Vapor Generation Accessory for Atomic Absorption Analysis (pdf, 121K)

Some Studies with a Varian VGA-76 Hydride Generator for Selenium Determination (pdf, 50K)

Analysis of Plant Materials by Vapor Generation AA (pdf, 585K)
Analysis of Rocks and Sediments for Arsenic, Antimony and Selenium by Wet Digestion and Hydride Generation Atomic Absorption (pdf, 62K)
Use of Drierite Trap to Extend the Lifetime of Vapor Generation Absorption Cell (pdf, 101K)
The Determination of Arsenic in Non-Silicate Geological Ore Samples using a Vapor Generation Accessory (pdf, 50K)
Determination of Selenium in Human Serum by Hydride Generation (pdf, 90K)
Determination of Selenium in Biological Material using Automated Wet Digestion and an Automated Hydride Generation Atomic Absorption System (pdf, 24K)
Arsenic in Soil and Coal Fly Ash by Zeeman Graphite Furnace and Vapor Generation AAA (pdf, 25K)
Determination of As, Sb and Se in difficult environmental samples by hydride generation (pdf, 39K)
Determination of tin by hydride generation AA (pdf, 46K)
Industrial hygiene
Industrial Hygiene Overview for Chemists and Chemical Managers (pdf, 56K)
Industrial hygiene air analysis by atomic absorption: sample collection and handling for trace metal particulates (pdf, 57K)
Instrument practice
Safety Practices using Organic Solvents in Flame Atomic Absorption Spectroscopy (pdf, 22K)
A Simple Fault-Finding Guide for Flame Atomic Absorption Spectrometry (pdf, 27K)
The Analysis of High Solids Solutions by Flame Atomic Absorption (pdf, 31K)
Practical Operation with the GTA-95 Graphite Tube Atomizer (pdf, 64K)
Routine Maintenance for Atomic Absorption Spectrophotometers (pdf, 24K)
A New Approach to Customized Atomic Absorption Analysis (pdf, 110K)
Practical use of SpectrAA Series for Multielement Analysis (pdf, 239K)
Factors Affecting the Analytical Performance and Lifetime of Graphite Tube Atomizers (pdf, 64K)
Transfer and Manipulation of Atomic Absorption Data Using an IBM PC/AT, LOTUS 1-2-3 Software and Varian SpectrAA-40 Spectrometer (pdf, 171K)
Automated Trace Metal Analyses of Slurried Samples by Graphite Furnace Atomic Absorption Spectrometry (pdf, 145K)
Instrument Zero and Blank Reading on the SpectrAA Instruments (pdf, 54K)
Features and Operation of HC and D2 Lamps (pdf, 39K)
A Universal Calibration Method for Flame Atomic Absorption Analysis (pdf, 29K)
Optimization of the Mark VI flame atomization system (pdf, 139K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)
Linearity limits
Linearity Limits For Several Trace Metals Currently Determined by Electrothermal Atomic Absorption Spectrometry (pdf, 90K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)
Maintenance
Routine Maintenance for Atomic Absorption Spectrophotometers (pdf, 24K)
Marine animals
· Sequential determination of Cd, Cu, Pb, Co and Ni in marine invertebrates by Zeeman graphite furnace atomic absorption spectroscopy (pdf, 231K)
Matrix interference reduction
The Reduction of Matrix Interferences Utilizing the Platform in graphite Furnace AAS (pdf, 253K)
Matrix modifiers
The Determination of Trace Metals in Palm Oil Using the GTA-96 Graphite Tube Atomizer (pdf, 171K)
Direct Determination of Manganese in Sea Water by Electrothermal Atomic Absorption Spectrometry with Deuterium Background Correction using a Platform and Platinum Matrix Modifier (pdf, 107K)
Selenium Determination in Blood using Zeeman Background Correction and Palladium/Ascorbic Acid Chemical Modification (pdf, 148K)
Methods for the Determination of Cadmium in Sea Water with Zeeman Background Correction (pdf, 89K)
The Determination of Lead and Cadmium in Blood, and Manganese and Aluminium in Serum (pdf, 114K)
Blood Lead Determination Using Reduced Palladium Matrix Modifier in Graphite Furnace Atomic Absorption Spectroscopy (pdf, 40K)
Arsenic in Soil and Coal Fly Ash by Zeeman Graphite Furnace and Vapor Generation AAA (pdf, 25K)
Varian SpectrAA Zeeman graphite furnace methods for environmental analysis (pdf, 31K)

Matrix modifier injection

Evaluation of three methods of matrix modifier injection in graphite furnace AAS (pdf, 25K)
Microsampling (flame)
Analysis of High Dissolved Solids Solutions by Flame Microsampling (pdf, 169K)
Analysis of Battery Acids by Flame Microsampling (pdf, 130K)
Determination of Calcium and Magnesium in Blood Serum by Automated Flame Microsampling (pdf, 134K)
Determination of Lithium, Zinc and Copper in Blood Serum by Flame Microsampling (pdf, 148K)
Determination of Chromium, Lead and Cadmium in Drinking Water by Solvent Extraction and Flame Microsampling (pdf, 93K)
Natural waters
Aluminium Speciation in Natural Waters (pdf, 79K)
Oil, petroleum

Atomic Absorption Spectrophotometry for the Analysis of Wear Metals in Oil Samples (pdf, 185K)

Direct Determination of Phosphorus in Organic Matrices by Atomic Absorption (pdf, 103K)

Pyrolytic Graphite Platforms (pdf, 84K)

Determination of Trace Metals in Engine Oil using the GTA-95 Graphite Tube Atomizer (pdf, 172K)

The Determination of Vanadium in Heavy Industrial Fuel Oils using the GTA-95 (pdf, 134K)
Phosphorus Determination using a New Hollow Cathode Lamp (pdf, 120K)
Measurement of Silicon, Tin and Titanium in Jet Oil (pdf, 206K)

Organic solvent use

Guidelines for using non-aqueous solvents in Atomic Absorption Spectrometry (pdf, 32K)
Palm oil

The Determination of Trace Metals in Palm Oil Using the GTA-96 Graphite Tube Atomizer (pdf, 171K)

Paper
The Analysis of Paper Samples for Aluminum, Iron, Zinc, and Antimony by Atomic Absorption Spectrophotometry (pdf, 158K)
Plant material
Automated Multielement Analysis of Plant Material by Flame AA Spectroscopy (pdf, 161K)
Analysis of Plant Materials by Vapor Generation AA (pdf, 585K)
Pyrolytic graphite platforms
Pyrolytic Graphite Platforms (pdf, 84K)
The Determination of Trace Metals in High-Purity Copper using the GTA-95 Graphite Tube Atomizer (pdf, 54K)
Determination of Trace Metals in Engine Oil using the GTA-95 Graphite Tube Atomizer (pdf, 172K)
Dealing with Matrix Inteferences in the Determination of the Priority Pollutant Metals by Furnace AA (pdf, 156K)
Pyrolytic Graphite Platforms - Guidelines for use with the GTA-95 Graphite Tube Atomizer (pdf, 94K)
The Direct Determination of Cadmium in Blood by Electrothermal Atomization with the Graphite Platform (pdf, 137K)
The Measurement of Lead in Food Products by Graphite Furnace AA and SpectrAA-40 (pdf, 171K)
The Reduction of Matrix Interferences Utilizing the Platform in graphite Furnace AAS (pdf, 253K)
The Determination of Trace Metals in Palm Oil Using the GTA-96 Graphite Tube Atomizer (pdf, 171K)
Direct Determination of Copper in Urine Samples by Electrothermal Atomic Absorption Spectrometry Using a Platform and Palladium Matrix Modifier (pdf, 145K)
Direct Determination of Manganese in Sea Water by Electrothermal Atomic Absorption Spectrometry with Deuterium Background Correction using a Platform and Platinum Matrix Modifier (pdf, 107K)
Automated Trace Metal Analyses of Slurried Samples by Graphite Furnace Atomic Absorption Spectrometry (pdf, 145K)
Regulations
Industrial Hygiene Overview for Chemists and Chemical Managers (pdf, 56K)
Industrial hygiene air analysis by atomic absorption: sample collection and handling for trace metal particulates (pdf, 57K)
Determination of the Priority Pollutant Metals - Regulations and Methodology (pdf, 881K)
Rocks and sediments

Major Element Analysis of Rocks and Sediments by Atomic Absorption Spectroscopy (pdf, 72K)

Multielement Analysis of Rocks and Sediments by Wet Digestion and Atomic Absorption Spectroscopy (pdf, 116K)

Analysis of Rocks and Sediments for Arsenic, Antimony and Selenium by Wet Digestion and Hydride Generation Atomic Absorption (pdf, 62K)
Trace Metal Analysis of Rocks and Sediments by Graphite Furnace Atomic Absorption Spectroscopy (pdf, 179K)
Safety practices
Safety Practices using Organic Solvents in Flame Atomic Absorption Spectroscopy (pdf, 22K)
Sea water
Direct Determination of Manganese in Sea Water by Electrothermal Atomic Absorption Spectrometry with Deuterium Background Correction using a Platform and Platinum Matrix Modifier (pdf, 107K)
Methods for the Determination of Cadmium in Sea Water with Zeeman Background Correction (pdf, 89K)
Direct Determination of As, Cu and Pb in Seawater by Zeeman Graphite Furnace Atomic Absorption Spectrometry (pdf, 41K)
Serum
Determination of Cu, Zn, Fe, Ca, Mg, Na and K in serum by flame atomic absorption spectroscopy (pdf, 16K)
Selenium in serum measured by Zeeman GFAAS (pdf, 32K)
SIPS
Determination of magnesium, calcium and potassium in brines by flame AA using the SIPS-10 accessory for automated calibration and on-line sample dilution (pdf, 36K)
Slurries
Automated Trace Metal Analyses of Slurried Samples by Graphite Furnace Atomic Absorption Spectrometry (pdf, 145K)
Slurry Sampling
Automated Trace Metal Analyses of Slurried Samples by Graphite Furnace Atomic Absorption Spectrometry (pdf, 145K)
Software
Transfer and Manipulation of Atomic Absorption Data Using an IBM PC/AT, LOTUS 1-2-3 Software and Varian SpectrAA-40 Spectrometer (pdf, 171K)
Connecting IBM Personal Computers to Varian SpectrAA AA Spectrometers (pdf, 101K)
Overview of SpectrAA 300/400 software capability (pdf, 263K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)
Soil
Arsenic in Soil and Coal Fly Ash by Zeeman Graphite Furnace and Vapor Generation AAA (pdf, 25K)
Spray chamber

Evaluation of the Mark VI Spray Chamber for Flame Atomic Absorption Spectrometry (pdf, 128K)

Optimization of the Mark VI flame atomization system (pdf, 139K)

Stainless steel

The determination of trace elements in stainless steel by forked platform GFAAS (pdf, 93K)

Sulfuric acid

The determination of Pb, Tl, Bi, Ga and Sn in high purity sulfuric acid using Zeeman graphite furnace AA (pdf, 25K)
Urine
A Direct Determination of Selenium in Blood and Urine Samples by Platform/Furnace Atomic Absorption Spectrometry (pdf, 97K)

Direct Determination of Copper in Urine Samples by Electrothermal Atomic Absorption Spectrometry Using a Platform and Palladium Matrix Modifier (pdf, 145K)

Determination of lead in urine by GFAAS Deuterium and Zeeman Background Correction (pdf, 26K)
Determination of mercury in blood and urine by Cold Vapor AAS using the VGA-77 (pdf, 50K)
Water
Determination of Chromium, Lead and Cadmium in Drinking Water by Solvent Extraction and Flame Microsampling (pdf, 93K)
Graphite Tube Atomizer Performance - ASTM Graphite Furnace Round Robin for Water (pdf, 122K)
The Determination of Toxic Metals in Waters and Wastes by Furnace Atomic Absorption (pdf, 148K)
Determination of the Priority Pollutant Metals - Regulations and Methodology (pdf, 881K)
Dealing with Matrix Inteferences in the Determination of the Priority Pollutant Metals by Furnace AA (pdf, 156K)
Direct Determination of Manganese in Sea Water by Electrothermal Atomic Absorption Spectrometry with Deuterium Background Correction using a Platform and Platinum Matrix Modifier (pdf, 107K)
Sensitivity Enhancement for Flame AA Spectrometry using an Atom Concentrator Tube, ACT-80 (pdf, 73K)
The determination of sodium, calcium and silicon in pure water by graphite furnace AA (pdf, 27K)
Determination of tin by hydride generation AA (pdf, 46K)
Evaluation of the Mercury Concentration Accessory for US EPA Methodology (pdf, 80K)
Use of signal graphics to investigate the effects of a modifier on the determination of lead and silver in wastewater by Zeeman efect GFAAS (pdf, 23K)
Determination of boron by Graphite Furnace AAS:Comparison of different modifiers (pdf, 21K)
Wear metal analysis
Atomic Absorption Spectrophotometry for the Analysis of Wear Metals in Oil Samples (pdf, 185K)
Pyrolytic Graphite Platforms (pdf, 84K)
Determination of Trace Metals in Engine Oil using the GTA-95 Graphite Tube Atomizer (pdf, 172K)
Measurement of Silicon, Tin and Titanium in Jet Oil (pdf, 206K)
Zeeman techniques
Measurement of Chromium in Environmental Waters by Zeeman Corrected Graphite Tube Atomization (pdf, 120K)
Selenium Determination in Blood using Zeeman Background Correction and Palladium/Ascorbic Acid Chemical Modification (pdf, 148K)
Methods for the Determination of Cadmium in Sea Water with Zeeman Background Correction (pdf, 89K)
The Determination of Lead and Cadmium in Blood, and Manganese and Aluminium in Serum (pdf, 114K)
Arsenic in Soil and Coal Fly Ash by Zeeman Graphite Furnace and Vapor Generation AAA (pdf, 25K)
Varian SpectrAA Zeeman graphite furnace methods for environmental analysis (pdf, 31K)
Direct Determination of As, Cu and Pb in Seawater by Zeeman Graphite Furnace Atomic Absorption Spectrometry (pdf, 41K)
Use of signal graphics to investigate the effects of a modifier on the determination of lead and silver in wastewater by Zeeman efect GFAAS (pdf, 23K)
Selenium in serum measured by Zeeman GFAAS (pdf, 32K)
Why calibration graphs curve in atomic absorption spectrometry (pdf, 136K)

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