METHOD 3031:ACID DIGESTION OF OILS FOR METALS ANALYSIS BY ATOMIC ABSORPTION OR ICP SPECTROMETRY 方法3040A:石油,油脂,石蜡的消解程序 METHOD 3040A:DISSOLUTION PROCEDURE FOR OILS, GREASES, OR WAXES 方法3050B:沉淀物,淤泥,土壤的酸式消解 METHOD 3050B:ACID DIGESTION OF SEDIMENTS, SLUDGES, AND SOILS 方...
Q. (1998). Comparison of four USEPA digestion methods for trace metals analysis using certified and Florida soils. Journal of Environmental Quality, 27, 1294-1300.Chen M, Ma LQ (1998) Comparison of four USEPA digestion methods for trace metal analysis using certified and Florida soils. J ...
2.0 SUMMARY OF METHOD 2.1 Total recoverable metals - The entire sample is acidified at the time of collection with nitric acid. At the time of analysis the sample is heated with acid and substantially reduced in volume. The digestate is filtered and diluted to volume, and is then ...
An interlaboratory study was conducted to determine the precision and accuracy measurements of USEPA Method 200.7 for the analysis of twenty seven trace metals in water and wastewater. USEPA Method 200.7 is entitled Inductively Coupled Plasma-Atomic Emission Spectrometric Method for Trace Element Analysi...
Analysis of these additional parameters establishes the tendency of Cr(VI) to exist or not exist in the unspiked sample(s) and assists in the interpretation of QC data for matrix spike recoveries outside conventionally accepted criteria for total metals. 3.2 Certain substances, not typically ...
See Method 7000, for more information. Optimum concentration range: In metals analysis, a concentration range, below which scale expansion should be used, and above which curve correction should be considered. This range will vary with the sensitivity of the instrument and the operating conditions ...
EPA Method 200.7Determination of Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-Atomic Emission Spectrometry Sets the detection limit (MDL) for 31 different elements, along with preferred wavelengths, and calibration and quality control standards. Strategi...
7.3 Procedure When Volatiles are Involved Use the ZHE device to obtain TCLP extract for analysis of volatile compounds only. Extract resulting from the use of the ZHE shall not be used to evaluate the mobility of nonvolatile analytes (e.g., metals, pesticides, etc.). The ZHE device has ...
Method 1620: Metals by Inductively Coupled Plasma Atomic Emission Spectroscopy and Atomic Absorption Spectroscopy.Draft September 1989. (NTIS / PB94-114840 or CD ROM)01A0006086Method 1618: Organo-halide Pesticides, Organo-phosphorus Pesticides, and Phenyoxy-acid Herbicides by Wide Bore Capillary Column...
Grosser, "U.S. EPA Method 200.8 for the Analysis of Drinking Waters and Wastewaters," 2001, D-6527. 2. Reproduced with permission by ESI 3. http://www.epa.gov/safewater/contaminants/ index.html#mcls 4. "Methods for the Determination of Metals in Environmental Samples – Supplement 1", ...