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In this standard, Chapter 5 is compulsory and the others are voluntary.
This standard is developed in accordance with the rules given in GB/T 1.1-2009.
This standard replaces GB 18351-2015 Ethanol Gasoline for Motor Vehicles (E10).
The following main changes have been made with respect to GB 18351-2015:
——The contents of the second paragraph in Chapter 1 - “Scope” shall be modified from "This standard is applicable to ethanol gasoline for motor vehicles (E10), prepared by adding a certain amount of denatured fuel ethanol and additives for modifying performance into the liquid hydrocarbon, without adding oxygen compounds" to "This standard is applicable to ethanol gasoline for motor vehicles (E10), prepared by adding a certain amount of denatured fuel ethanol and additives for modifying performance into blendstocks of ethanol gasoline for motor vehicles, without adding oxygen compounds" (see Chapter 1; Chapter 1 in 2015 edition);
——The content "technical requirements and test methods of ethanol gasoline for motor vehicles (E10) (IV)" (Table 1 in 2015 edition) is deleted, technical requirements of ethanol gasoline for motor vehicles (E10) (VI) are added, and the phase is divided into Phases (VI A) and (VI B) according to different contents of olefin (see Tables 2 and 3);
——In the requirements of vapor pressure, the content "During change of season, 15 days is allowed for replacement of oils in gas station." is added (see Tables 1, 2 and 3, and Note b in Tables A.1 and A.2 in the annex);
——The technical requirements of the quantitative determination of mercaptan sulfur are deleted (see Table 2 in 2015 edition and Table A.1 in the annex);
——Chapter 9 – “Standard Implementation" is modified (see Chapter 9; Chapter 9 in 2015 edition);
——Table A.2 in Annex A is added (see Table A.2 in Annex A).
This standard was proposed by the National Energy Administration.
This standard is under the jurisdiction of the National Technical Committee on Petroleum Products and Lubricants of Standardization Administration of China (SAC/TC 280).
The previous editions of this standard are as follows:
——GB 18351-2001, GB 18351-2004, GB 18351-2010, GB 18351-2013 and GB 18351-2015.
Ethanol Gasoline for Motor Vehicles (E10)
Warning: the products specified in this standard may be hazardous during production, transportation, storage and use if suitable precaution measures are not taken. This standard does not purport to make suggestions on all the safety concerns associated with the products. The users are under the obligation to adopt proper safety and health measures which shall be ensured of meeting the requirements specified in the relevant laws and regulations of the nation.
1 Scope
This standard specifies the terms and definitions, product classification, requirements and test methods, sampling, marking, packaging, transportation and storage, safety, and standard implementation of ethanol gasoline for motor vehicles (E10).
This standard is applicable to ethanol gasoline for motor vehicles (E10), prepared by adding a certain amount of denatured fuel ethanol and additives for modifying performance into blendstocks of ethanol gasoline for motor vehicles.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition of the normative document (including any amendments) applies.
GB 190 Packing Symbol of Dangerous Goods
GB/T 259 Petroleum Products - Determination of Water-soluble Acids and Alkalis
GB/T 503 Determination of the Gasoline Octane Number - Test Method for Motor Octane Number
GB/T 511 Petroleum and Petroleum Products and Additives - Method for Determination of Mechanical Admixtures
GB/T 1884 Crude Petroleum and Liquid Petroleum Products - Laboratory Determination of Density - Hydrometer Method
GB/T 1885 Petroleum Measurement Tables
GB/T 4756 Petroleum Liquids - Manual Sampling
GB/T 5096 Petroleum Products - Corrosiveness to Copper - Copper Strip Test
GB/T 5487 Determination of Gasoline Octane Number - Research Method
GB/T 6536 Standard Test Method for Distillation of Petroleum Products at Atmospheric Pressure
GB/T 8017 Test Method for Vapor Pressure of Petroleum Products (Reid Method)
GB/T 8018 Gasoline - Determination of Oxidation Stability - Induction Period Method
GB/T 8019 Standard Test Method for Gum Content in Fuels - By Jet Evaporation
GB/T 8020 Determination of Lead in Gasoline - Atomic Absorption Spectrometry
GB/T 11132 Standard Test Method for Hydrocarbon Types in Liquid Petroleum Products by Fluorescent Indicator Adsorption
GB/T 11140 Standard Test Method for Sulfur in Petroleum Products by Wavelength Dispersive X - Ray Fluorescence Spectrometry
GB 18350 Denatured Fuel Ethanol
GB/T 22030 Blendstocks of Ethanol Gasoline for Motor Vehicles
GB/T 28768 Determination of Hydrocarbon Types and Oxygenates in Automotive-motor Gasoline by Multidimensional Gas Chromatography Method
GB 30000.7-2013 Rules for Classification and Labelling of Chemicals - Part 7: Flammable Liquids
GB/T 30519 Determination of Hydrocarbon Types and Benzene in Light Petroleum Distillates and Products - Multidimensional Gas Chromatographic Method
SH/T 0164 Petroleum Products - Rules for Packaging, Storage, Transport, Delivery and Acceptance
NB/SH/T 0174 Petroleum Products and Hydrocarbon Solvents - Detection of Thiols and Other Sulfur Species - Doctor Test
SH/T 0246 Determination of Water Content in Light Petroleum Products (Coulometric Method)
SH/T 0253 Determination of Total Sulfur Content in Light Petroleum Products (Coulometric Method)
SH/T 0604 Crude Petroleum and Petroleum Products - Determination of Density (Oscillating U-tube Method)
NB/SH/T 0663 Standard Test Method for Determination of Alcohols and Ethers in Gasoline by Gas Chromatography
SH/T 0689 Standard Test Method for Determination of Total Sulfur in Light Hydrocarbons Motor Fuels and Oils by Ultraviolet Fluorescence
SH/T 0693 Standard Test Method for Determination of Aromatic Content (Gas Chromatography)
SH/T 0711 Determination of Lead Content in Gasoline (Atomic Absorption Spectrometry)
SH/T 0712 Standard Test Method for Iron in Gasoline by Atomic Absorption Spectroscopy
SH/T 0713 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
SH/T 0720 Standard Test Method for Determination of Oxygenates in Gasoline by Gas Chromatography and Oxygen Selective Flame Ionization Detection
NB/SH/T 0741 Standard Test Method for Determination of Hydrocarbon Types Composition in Gasoline by Multidimensional Gas Chromatography
SH/T 0794 Standard Test Method for Vapor Pressure of Petroleum Products (Mini Method)
ASTM D7039 Standard Test Method for Sulfur in Gasoline, Diesel Fuel, Jet Fuel, Kerosine, Biodiesel, Biodiesel Blends, and Gasoline-Ethanol Blends by Monochromatic Wavelength Dispersive X-ray Fluorescence Spectrometry
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1
antiknock index
one half of the sum of research octane number (RON) and motor octane number (MON)
[GB 17930-2016, definition 3.1]
3.2
denatured fuel ethanol
fuel ethanol which is not suitable for drinking after being added with denaturant.
[GB 18350-2013, definition 3.3]
3.3
ethanol gasoline for motor vehicles (E10)
fuel used for spark-ignition engine and made by adding 10% (volume fraction) denatured fuel ethanol into blendstocks of ethanol gasoline for motor vehicles, without adding oxygen compounds
4 Product Classification
According to research octane number, ethanol gasoline for motor vehicles (E10) is classified into four designations: #89, #92, #95 and #98.
5 Requirements and Test Methods
5.1 The additives used in ethanol gasoline for motor vehicles (E10) shall be free from any recognized adverse effect and shall be used according to recommended suitable consumption. Ethanol gasoline for motor vehicles (E10) shall not contain any additive and contaminant which will cause abnormal operation of vehicle and is not allowed to artificially add methylal, aniline and compounds such as halogen, phosphorus and silicon.
5.2 Ethanol gasoline for motor vehicles (E10) shall be blended with blendstocks of ethanol gasoline for motor vehicles complying with GB/T 22030 and denatured fuel ethanol complying with GB 18350. The addition of denatured fuel ethanol shall be in accordance with those specified in Tables 1, 2 and 3 or Tables A.1 and A.2 in Annex A.
5.3 See Table 1 for the technical requirements and test methods of #89, #92 and #95 ethanol gasoline for motor vehicles (E10) (V). If the enterprise has condition to produce and sell #98 ethanol gasoline for motor vehicles (E10) (V), its technical requirements shall meet the requirements of Table A.1 in Annex A.
5.4 See Tables 2 and 3 for the technical requirements and test methods of #89, #92 and #95 ethanol gasoline for motor vehicles (E10) (VI A) and (VI B). If the enterprise has condition to produce and sell #98 ethanol gasoline for motor vehicles (E10) (VI A) (VI B), its technical requirements shall meet the requirements of Table A.2 in Annex A.
6 Sampling
The sampling shall be carried out according to those specified in GB/T 4756, and 4L samples shall be taken for inspection and sample reservation. Sampling shall be carried out in a dark place.
7 Marking, Packaging, Transportation and Storage
7.1 The marking, packaging, transportation, storage and delivery and acceptance shall be carried out in accordance with SH/T 0164, GB 30000.7-2013 and GB 190.
7.2 The oiling machine sold to users that meet the requirements of this standard for the use of ethanol gasoline for motor vehicles (E10) shall be clearly marked with the product's name, designation and grade (V, VI A and VI B). Such as "#89 ethanol gasoline for motor vehicles (E10) (V)", "#92 ethanol gasoline for motor vehicles (E10) (VI A)" and "#95 ethanol gasoline for motor vehicles (E10) (VI B)", and they shall be marked where consumers can see.
7.3 Special pipe, container and pump shall be used for the ethanol gasoline for motor vehicles (E10) specified in this standard during transportation and storage. During storage and transportation, the entire system shall be clean without water. In case of phase separation, the separated water phase shall be delivered to special wastewater treatment plant for treatment.
Note: The seals and materials of storage tanks, pumps, pipelines and gauges used in the transportation and storage of ethanol gasoline for motor vehicles (E10) must not affect the product quality.
Foreword II
1 Scope
2 Normative References
3 Terms and Definitions
4 Product Classification
5 Requirements and Test Methods
6 Sampling
7 Marking, Packaging, Transportation and Storage
8 Safety
9 Standard Implementation
Annex A (Normative) Technical Requirements and Test Methods of #98 Ethanol Gasoline for Motor Vehicles (E10)
Bibliography
