Analytical procedures

Results: 258



#Item
81Estimation theory / Categorical data / Statistical theory / Poisson regression / Poisson distribution / Ordinary least squares / Poisson process / Heteroscedasticity / Negative binomial distribution / Statistics / Regression analysis / Econometrics

Statistical Models for Political Science Event Counts: Bias in Conventional Procedures and Evidence for the Exponential Poisson Regression Model * Gary King, Harvard University This paper presents analytical, Monte Carl

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Source URL: gking.harvard.edu

Language: English - Date: 2013-02-04 23:36:41
82Blood agents / Chemical elements / Reducing agents / Titration / Potassium cyanide / Sodium cyanide / Potassium / Sodium hydroxide / Sodium / Chemistry / Sodium compounds / Cyanides

METHOD 9016 FREE CYANIDE IN WATER, SOILS AND SOLID WASTES BY MICRODIFFUSION SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on the assumption that they will be p

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:49:14
83Geotechnical investigation / Soil / Chain of custody / Sample / Environmental science / Chemistry / Analytical chemistry / Geotechnical engineering

APPENDIX 7-D RECOMMENDED SAMPLE CONTROL PROCEDURES GENERAL This section outlines the acceptable procedures governing the control of samples. In order for samples to be properly controlled, they must first be identified p

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Source URL: health.hawaii.gov

Language: English - Date: 2013-06-21 17:34:20
84Laboratory glassware / Laboratory equipment / Separatory funnel / Volumetric flask / Solution / Matrix / Soxhlet extractor / Methylene blue / Chemistry / Laboratory techniques / Analytical chemistry

METHOD 3542A EXTRACTION OF SEMIVOLATILE ANALYTES COLLECTED USING METHOD[removed]MODIFIED METHOD 5 SAMPLING TRAIN) SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based o

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:49:16
85Analytical chemistry / Mass spectrometry / Laboratory techniques / Separation processes / Gas chromatography / Internal standard / Matrix / Sorbent tube / Protocol / Chemistry / Science / Chromatography

METHOD 8170 ASSAY OF CHEMICAL AGENTS IN SOLID AND AQUEOUS SAMPLES BY GAS CHROMATOGRAPHY/FLAME PHOTOMETRIC DETECTION (GC/FPD) SW-846 is not intended to be an analytical training manual. Therefore, method procedures are wr

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Source URL: epa.gov

Language: English - Date: 2012-04-04 11:49:13
86Unit operations / Acetic acid / Liquid-liquid extraction / Carboxylic acid / VX / Chromatography / Chemistry / Separation processes / Laboratory techniques

METHOD 3571 EXTRACTION OF SOLID AND AQUEOUS SAMPLES FOR CHEMICAL AGENTS SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on the assumption that they will be perfo

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:49:04
87Copper / Sampling / Chemistry / Analytical chemistry / Sample

INDIANA STATE DEPARTMENT OF HEALTH Chemistry Laboratory Sample Collection Procedures: LEAD & COPPER ANALYSIS IN DRINKING WATER 1. Obtain sample containers and submission forms from the Chemistry Laboratory. Sampling bot

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Source URL: www.state.in.us

Language: English - Date: 2014-10-23 17:55:25
88Chromatography / Laboratory techniques / Mass spectrometry / Separation processes / Measuring instruments / Gas chromatography–mass spectrometry / Gas chromatography / Chemistry / Scientific method / Science

METHOD 8260C VOLATILE ORGANIC COMPOUNDS BY GAS CHROMATOGRAPHY/ MASS SPECTROMETRY (GC/MS) SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on the assumption that t

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:48:39
89Chromatography / Analytical chemistry / Separation processes / Mass spectrometry / High-performance liquid chromatography / Matrix / Solid phase extraction / Sample preparation in mass spectrometry / Protocol / Chemistry / Science / Scientific method

METHOD 8330B NITROAROMATICS, NITRAMINES, AND NITRATE ESTERS BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC) SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on t

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Source URL: www.epa.gov

Language: English - Date: 2012-04-04 11:48:39
90Chromatography / Laboratory techniques / Mass spectrometry / Separation processes / Measuring instruments / Gas chromatography–mass spectrometry / Gas chromatography / Chemistry / Scientific method / Science

METHOD 8260C VOLATILE ORGANIC COMPOUNDS BY GAS CHROMATOGRAPHY/ MASS SPECTROMETRY (GC/MS) SW-846 is not intended to be an analytical training manual. Therefore, method procedures are written based on the assumption that t

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Source URL: epa.gov

Language: English - Date: 2012-04-04 11:48:39
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