EI

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Determination of composition of LPG and propylene concentrates - Gas chromatography method The Energy Institute / 1980 / 4 pages Scope This method covers the determination of the composition of liquefied petroleum (LP) gases. It is applicable to analysis of propane, propylene, and butane in all concentration ranges 0.1% and above. (Originally published: 1972, reapproved 2007)
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Determination of lead content of gasoline - X-ray spectrometric method The Energy Institute / 1980 / 3 pages Scope These methods cover the determination of the lead content of a gasoline within the concentration range:  0.026 to 1.32 g Pb/litre. They compensate for normal variations in gasoline composition and are independent of lead alkyl type. NOTE 1: Alternative methods for the determination of lead in gasoline are:  IP 270 ASTM D3341  IP 248 ASTM D2547 (Originally...
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Determination of specific energy The Energy Institute / 1980 / 9 pages Scope This method provides for the determination of the gross heat of combustion of liquid fuels, and formulae are given for calculating the net heat of combustion. (First published 1979, reapproved 2001)
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Determination of total lead content of gasoline - Atomic absorption spectrophotometry method The Energy Institute / 1993 / 3 pages Scope The method determines the total lead in gasolines containing lead alkyl antiknock compounds. The concentration range is from 0.05 to 0.5 g Pb/litre. The method is not affected by variations in gasoline composition and is independent of lead alkyl type. NOTE 1: Alternative methods for the determination of lead in gasoline are IP 270-ASTM D3341, Iodine...
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Research and Motor Method Octane Ratings Using On-Line Analyzers The Energy Institute / 1996 / 1 pages Scope This joint IP/ASTM test method is published in the current ASTM Annual Book of Standards: Section 3 Petroleum Products, Lubricants and Aviation Fuels; Volume 05.04 Test Methods for Rating Motor, Diesel and Aviation Fuels.
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Determination of polycyclic aromatics in unused lubricating base oils and asphaltene free petroleum fractions - Dimethyl sulphoxide extraction refractive index method The Energy Institute / 1992 / 4 pages Scope This method specifies the determination of polycyclic aromatics (PCA) over the concentration range 1-15 mass % in unused additive free lubricating base oils having an atmospheric boiling point of 300°C minimum at 5% recovered sample. This method may apply to PCA concentrations...
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Determination of light hydrocarbons in stabilized crude oils - Gas chromatography method The Energy Institute / 1988 / 2 pages Scope This method covers the quantitative determination of the individual hydrocarbons in stabilized crude oils up to and including the pentanes. The hexanes are determined as a group. (Reapproved 2004)
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Determination of load carrying capacity of lubricants - FZG gear machine method The Energy Institute / 1993 / 1 pages Scope As IP 334/93 no longer meets the requirements of the present day oil industry, the IP's Standardization Committee has agreed that it will be withdrawn from the IP Standard Methods Book with effect from 2001. Users wishing to determine the load carrying capacity for transmission lubricants are recommended to use the technically equivalent CEC method, L-07-A-095 Load...
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Determination of residues in liquefied petroleum gases - Low temperature evaporation method The Energy Institute / 1995 / 4 pages Scope This standard specifies a method for the determination of the materials weathering above 38°C which may be present in liquefied petroleum gases (LPG). NOTE 1 The results obtained when testing liquefied petroleum gases that contain alcohols to enhance their anti-icing behaviour may be affected by the alcohols. NOTE 2 The result may be expressed in terms...
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Determination of heptane insolubles in used lubricating oils The Energy Institute / 1993 / 2 pages Scope This standard describes a method for the determination of carbon, wear debris and other particulate matter, insoluble in heptane, in lubricating oils above the level of 0.10% (m/m). (Reapproved 2005)
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Determination of cone penetration of grease - One-quarter and one-half scale cone method The Energy Institute / 1984 / 4 pages Scope This method covers two procedures for measuring the consistency of small samples of lubricating greases by penetration of a quarter scale or a half scale cone. This method includes procedures for the measurement of unworked and worked penetrations. Unworked penetrations do not generally represent the consistency of greases in use as effectively as do worked...
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Determination of barium, calcium, magnesium and zinc in unused lubricating oils - Atomic absorption method The Energy Institute / 1985 / 3 pages Scope This method is intended for the determination of barium, calcium, magnesium and zinc in unused mineral lubricating oils at concentrations within the ranges: Barium 0.05 to 1.0%m Calcium 0.02 to 2.5%m Magnesium 0.02 to 0.50%m Zinc 0.02 to 0.20%m Oils that contain VI improvers may give erroneous results. It is essential that the standards used...
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Determination of quinizarin - Extraction spectrophotometric method The Energy Institute / 1992 / 2 pages Scope This method specifies the identification and determination of quinizarin in marked gas oil in the range 0.043.00 mg/l. The normal level of addition as prescribed by HM Customs and Excise is 1.75 mg/l. (Reapproved 2006)
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Petroleum products - Determination of base number - Perchloric acid potentiometric titration method The Energy Institute / 1995 / 8 pages Scope This International Standard specifies a method for the determination of basic constituents in petroleum products by potentiometric titration with perchloric acid in glacial acetic acid. The constituents that may be considered to have basic characteristics include organic and inorganic bases, amino compounds, salts of weak acids (for example soaps),...
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Petroleum products - Determination of lead content of gasoline - Iodine monochloride method The Energy Institute / 1996 / 7 pages Scope This International Standard specifies a method for the determination of total lead content in gasolines containing lead alkyls at concentrations between 0,026 g and 1,300 g of lead per litre. This International Standard is not applicable to gasoline containing manganese anti-knock additives. (Reapproved 2004)
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Determination of fuel system icing inhibitor content of aviation turbine kerosines by high performance liquid chromatography The Energy Institute / 1996 / 4 pages Scope This standard specifies a method for the determination of fuel system icing inhibitor (FSII) content of aviation turbine kerosine within the range 0 % (V/V) to 0,2 % (V/V) FSII by high performance liquid chromatography (HPLC). This standard covers the determination of ethylene glycol monomethyl ether (EGME), which has...
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Determination of phosphorus content of petroleum products - Flask combustion method The Energy Institute / 01-Jan-1981 / 3 pages (Reapproved 2004) Scope This method is intended for the determination of phosphorus at concentrations not less than 0.01% in liquid petroleum products less volatile than gas oils. There is no reason to doubt its applicability to filtered, used lubricating oils, but no systematic study of this application has been made. NOTE 1: This method is more rapid than IP 148...
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Determination of the filter flow of aviation turbine fuels at low temperatures (FFLT) (simulated freezing point) The Energy Institute / 1996 / 5 pages Scope This standard specifies a method for determining the simulated freezing point, using automatic apparatus, of aviation turbine fuels, which may contain separated solids as wax. The procedure can also be used to investigate the formation of wax crystals or the cold flow properties of other products, although precision has only been...
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Determination of relative volatility of automotive lubricating oils by isothermal thermogravimetry The Energy Institute / 1996 / 6 pages Scope This standard specifies two methods of determining the relative volatility of base oils and unused formulated lubricating oils for automotive use. The relative volatility is determined relative to a reference material (squalane). Only a very small sample mass (10 mg) is required for carrying out the methods. NOTE 1 The relative volatility determined...
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Determination of base number - Potentiometric titration method The Energy Institute / 1996 / 7 pages Scope This standard specifies procedures for determining the basic constituents in petroleum products and lubricating oils (see note 1). The method resolves these constituents into groups having weak-base, and strong-base ionization properties provided the dissociation constants of the more strongly basic compounds are at least 1000 times those of the next weaker groups. NOTE 1 In new and...