handbook of petroleum product analysis

... Indeed, introduction 3 Handbook of Petroleum Product Analysis JAMES G. SPEIGHT A JOHN WILEY & SONS, INC., PUBLICATION 4 petroleum analysis Table 1.2. Distillation Profile of Petroleum (Leduc, Woodbend, ... 1988). Thus knowledge of the composition of petroleum allows the refiner to optimize the conversion of raw petroleum into high-value products. Petroleum is...

Ngày tải lên: 02/04/2014, 16:05

... responsible for about 35 percent of the worldwide production of alkylate and about 74 percent of sulfuric acid alkylation production. Of the 276,000 bbl/day of alkylation capacity added from ... complex mixture of isoalkanes called alkylate. The major constituents of alkylate are highly branched trimethylpentanes (TMP) that have high-octane blend values of approximately 1.25 S...

Ngày tải lên: 02/03/2014, 09:55

... professor of policy science at the Department of Political Science at the University of Amsterdam. He is also Director of the Amsterdam School for Social Science Research, and co- director of ... Public Policy, University of Birmingham, UK. He is also forums editor of the Journal of Critical Policy Analysis. Igor Mayer is an associate professor in the faculty of Technolo...

Ngày tải lên: 06/03/2014, 06:21

... volatility of LPG (D1837) 724 Smoke point of kerosenes and aviation turbine fuels (D1322) 726 xii CONTENTS Conradson carbon residue of petroleum products (D189) 731 Bromine number of petroleum ... 842 17.1.8 Example of a process specification 842 17.1.9 Example of a process guarantee 844 17.2. Economic analysis 851 Introduction 851 Analysis at one point in time 852 Cost of...

Ngày tải lên: 02/04/2014, 16:05

... radian measure of angle A s = length of arc = r rad A ● Ellipse (Figure 1.2.9) x b y y b aa area of ellipse = pab area of shaded segment = xy +ab sin −1 (x/a) length of perimeter of ellipse = p(a ... If x, y, are functions of t, then du dt = (f x ) dx dt +(f y ) dy dt + expresses the rate of change of u with respect to t, in terms of the separate rates of change of x...

Ngày tải lên: 02/04/2014, 16:08

... treatment of angina pectoris many years ago [2]; the pharmacological e ect of the dilation of the coronary arteries was found due to the action of nitrogen monoxide produced by decomposition of alkyl ... ingestion of 10–15 mL of each alkyl nitrite causes serious methe- moglobinemia [6].  e LD 50 value for an alkyl nitrite is reported to be 205 mg/kg.  ere are not many cas...

Ngày tải lên: 18/10/2013, 00:15

... detection of its metabo- lite products from urine and blood is essential. In this chapter, the details for GC/MS analysis of VX metabolites in human serum b are described. Structures of VX and ... stream of nitrogen gas at room temperature e . iii.  e residue is dissolved in 100 µL of the dichloromethane solution of DAEMO (IS solu- tion); a 1-µL of it is injected into GC/M...

Ngày tải lên: 18/10/2013, 00:15

... GC/MS analysis of ∆ 9 -THC-11-oic acid in human urine [15, 16]. e) A method of silylation of glassware to be done before analysis was reported [17]; such treat- ment suppresses the adsorption of ... Figure 2.3 EI mass spectra of ∆ 9 -THC, CBD, CBN and 5α-cholestane. GC analysis of cannabinoids in plant specimens 190 Cannabinoids and their metabolites GC/MS analysis of...

Ngày tải lên: 24/10/2013, 19:15

... main tool for analysis of opiates and their metabolites. However, at the present time, GC/MS is being widely used for opiate analysis. For HPLC analysis of the conjugated forms of opiates, the ... low levels of morphine starting from a large amount of a specimen cannot be a proof of the intake of the drug.  e level of morphine in urine of healthy subjects determi...

Ngày tải lên: 24/10/2013, 19:15

... carrier gas: He;  ow rate: 2.1 mL/min. Procedures i. Analysis of nitrate i. A 0.2-mL volume of a test specimen, 20 µL of IS solution and 0.2 mL of the saturated silver acetate solution e are ... 0.2-mL volume of the supernatant solution is transferred to a new polypropylene tube of the same type, followed by addition of 0.5 mL of concentrated sulfuric acid f and 0.5 m...

Ngày tải lên: 24/10/2013, 19:15