共找到 241 条与 炼厂气体 相关的标准,共 17 页
This method is for determining trace amounts of C4 and lower molecular weight alcohols in C3 and C4 olefin/paraffin hydrocarbon streams for the UOP Oleflex or similar processes. Methanol and tert-butanol are reported as a composite. The lower limit of detection is 2 mass-ppm for any alcohol or composite. Aromatics and/or hydrocarbons containing eight or more carbon atoms cannot be present in the stream. If MTBE or ETBE are present in the samples, their reaction products may interfere with the determination of methanol, ethanol and tert- butanol.
Trace Alcohols in LPG by GC
The information about the chemical composition can be used to calculate physical properties of the gas, such as heating (calorific) value and relative density. Combustion characteristics, products of combustion, toxicity, and interchangeability with other fuel gases may also be inferred from the chemical composition.1.1 This practice covers the determination of the chemical composition of reformed gases and similar gaseous mixtures containing the following components: hydrogen, oxygen, nitrogen, carbon monoxide, carbon dioxide, methane, ethane, and ethylene.This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Practice for Analysis of Reformed Gas by Gas Chromatography
This is a semi-quantitative method for determining free sulfur in liquefied petroleum gases. Peroxide is an interference that increases the apparent elemental sulfur value. The lower limit of detection is a mercury number of 0.3, which is equivalent to approximately 0.6 mass-ppm.
Free Sulfur in LPG by Mercury Number
The information about the chemical composition can be used to calculate physical properties of the gas, such as heating (calorific) value and relative density. Combustion characteristics, products of combustion, toxicity, and interchangeability with other fuel gases may also be inferred from the chemical composition.1.1 This practice covers the determination of the chemical composition of reformed gases and similar gaseous mixtures containing the following components: hydrogen, oxygen, nitrogen, carbon monoxide, carbon dioxide, methane, ethane, and ethylene.This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Practice for Analysis of Reformed Gas by Gas Chromatography
Gives required characteristics and additional information to be supplied to the purchaser by the vendor of these products and is intended to apply to international transfers of commercial propane and butane. Is neither intended nor expected to replace or encroach upon national standards of any country, since seach country is subjected to different regulations, codes, industry practice and market utilization.
Petroleum products; fuels (class F); liquefied petroleum gases; specifications
Liquefied petroleum gases; method of sampling
Liquefied Petroleum Gas (Butanes)
Liquefied Petroleum Gas (Butanes) Supersedes 3-GP-13
This part of ISO 8216 establishes the detailed classification of liquefied petroleum gases within class F (Petroleum fuels). It should be read in conjunction with ISO 8216/0. Liquefied petroleum gases may be derived from crude oil pro-cessing or recovered from natural gas and/or crude oil produc-tion.
Classification of petroleum fuels. Liquefied petroleum gases
Liquefied petroleum gases. Compressibility factors.
This standard sets the minimum requirements for liquefied petroleum gases (LPG), in particular regarding their composition and purity. The standard is applicable to propane, propene, butane, butene and their mixtures. These gases originate from the production process and the manufacturing processes of crude oil and from a variety of petro chemical operations. They are used as raw material for chemical processes and as fuels for households, commerce and industry as well as in combustion engines of vehicles. LPG is also mixed into town gas.#,,#
Liquefied petroleum gases; propane, propene, butane, butene and their mixtures; requirements
This test method can be used to determine specification, or regulatory compliance to requirements, for total sulfur in gaseous fuels. In gas processing plants, sulfur can be a contaminant and must be removed before gas is introduced into gas pipelines. In petrochemical plants, sulfur is a poison for many catalysts and must be reduced to acceptable levels, usually in the range from 0.01 to 1 ppm/v. This test method may also be used as a quality-control tool for sulfur determination in finished products, such as propane, butane, ethane, and ethylene.1.1 This test method covers the determination of sulfur gaseous fuels in the range from 0.001 to 20 parts per million by volume (ppm/v).1.2 This test method may be extended to higher concentration by dilution.This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific precautionary statements are given in 6.7, 6.8, and 7.3.
Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and
Rateometric Colorimetry
Testing of liquefied petroleum gases; sampling Essais des gaz de pétrole liquéfiés; échantillonnageDas mit der Probenahme betraute Personal mu? für diese T?tigkeit gut geschult und im Hinblick auf die Eigenschaften der Flüssiggase mit den entsprechenden
Testing of liquefied petroleum gases; sampling
The knowledge of the volume of samples used in a test is necessary for meaningful results. Validity of the volume measurement equipment and procedures must be assured for accurate results.1.1 These test methods cover the volumetric measuring of gaseous fuel samples, including liquefied petroleum gases, in the gaseous state at normal temperatures and pressures. The apparatus selected covers a sufficient variety of types so that one or more of the methods prescribed may be employed for laboratory, control, reference, or in fact any purpose where it is desired to know the quantity of gaseous fuel or fuel samples under consideration. The various types of apparatus are listed in Table 1. 1.2This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
The knowledge of the volume of samples used in a test is necessary for meaningful results. Validity of the volume measurement equipment and procedures must be assured for accurate results.1.1 These test methods cover the volumetric measuring of gaseous fuel samples, including liquefied petroleum gases, in the gaseous state at normal temperatures and pressures. The apparatus selected covers a sufficient variety of types so that one or more of the methods prescribed may be used for laboratory, control, reference, or in fact any purpose where it is desired to know the quantity of gaseous fuel or fuel samples under consideration. The various types of apparatus are listed in Table 1. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
Testing of liquefied petroleum gases; calculation of net calorific value Essais des gaz de pétrole liquéfiés; calcul du pouvoir calorifique inférieur
Testing of liquefied petroleum gases; calculation of net calorific value
Gaz de pétrole liquéfiés - Détection de l'eau dans le propane commercial - Méthode au bromure de cobalt
Testing of liquefied petroleum gases;determination of elementary sulphur and residue on evaporationEssais des gaz de pétrole liquéfiés;détermination du soufre élémentaire et du résidu d'évaporation
Testing of Liquefied Petroleum Gases; Determination of Elementary Sulphur and Residue on Evaporation
Liquefied petroleum gas composition determination method (chromatographic method)
Methods for determination of ammonia in flue gas (Erratum 1)
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