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Gasoline is generally composed of five to eleven carbon alkanes and a small amount of olefins, and eight carbon alkanes determine the quality of gasoline.
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Gasoline is made up of hydrocarbons of 5 11 carbons.
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The main components of gasoline are C5, C12 aliphatic hydrocarbons and naphthenic hydrocarbons.
The English name of gasoline is gasoline (American) petrol (English), the appearance is a transparent liquid, flammable, the distillation range is 30 to 220, the main components are C5 C12 aliphatic hydrocarbons and naphthenic hydrocarbons, and a certain amount of aromatic hydrocarbons, gasoline has a high octane number (anti-knock combustion performance), and according to the octane number is divided into 90, 93, 95, 97 and other grades.
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The main components of gasoline are C4 and C12 hydrocarbons, which are one of the mixed hydrocarbon items.
The main components of gasoline are C4 and C12 hydrocarbons, which are one of the mixed hydrocarbon items. It is a colorless or yellowish, volatile and flammable liquid with a special odor. Gasoline is insoluble in water, soluble in benzene, carbon disulfide and alcohol.
The composition of gasoline is more complex, mainly alkanes, from C4 to C12, of which C5 to C9 are the main ones.
The composition of various gasolines is different, so their physical and chemical constants are also different, and there is a certain amplitude, such as: the boiling point is 40 200, the flash point is 58 10, and the specific gravity is.
Uses of gasoline
According to the use, it can be divided into three categories: aviation gasoline, vehicle gasoline, and solvent gasoline. It is mainly used as a fuel for gasoline engines. It is widely used in automobiles, motorcycles, speedboats, helicopters, agricultural and forestry aircraft, etc.
Solvent gasoline is used in rubber, paint, grease, spices and other industries, gasoline can also dissolve oil and other substances that cannot be dissolved by water, and can play a role in cleaning oil stains.
As an organic solution, gasoline can also be used as an extractant, and is currently the most widely used as an extractant for the mainstream production technology of soybean oil in China: leaching oil technology. The operation method of leaching oil technology is to soak soybeans in No. 6 light gasoline and then squeeze oil, and then process a series of trampling trains to form soybean edible oil.
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The main components of gasoline are C5 C12 aliphatic hydrocarbons and naphthenes, which also contain some aromatic hydrocarbons. Gasoline, which is insoluble in water, is a very flammable substance. If the air content reaches between 70-120 grams per cubic meter, it is easy to encounter an open flame**.
Gasoline is a pale yellow liquid at room temperature.
The main uses of gasoline.
Gasoline is the fuel of various engines, and many cars use gasoline invisibly. Many major vehicles also use gasoline as a power fuel. There are three brands of gasoline in China, namely 90 gasoline, 93 gasoline and 97 gasoline.
The choice of gasoline brand depends on the different vehicle and engine situation.
The dangers of gasoline.
Gasoline is harmful to a person's health. Generally, after inhaling or consuming gasoline, chronic poisoning will occur, and severe cases will lead to acute poisoning. Gasoline is a narcotic poison that has an anesthetic effect on the central nervous system of the human body.
So when using gasoline, be sure to pay attention to safety. After accidentally getting gasoline on your hands, you should clean it up in time to reduce the damage of gasoline to **, and your clothes should also be washed and dried in time.
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