What is the China V gasoline standard?

[McArianna]

The China V gasoline standard specifies a sulfur content of no more than 10 milligrams per kilogram, a manganese content limit of 2mg/L, and prohibits the artificial addition of manganese-containing additives, with an olefin content of 24%. Below is relevant information about gasoline: Introduction: Gasoline is a volatile, flammable hydrocarbon mixture liquid distilled and cracked from petroleum, used as fuel. Properties: It appears as a transparent liquid, is flammable, with a distillation range of 30 to 220 degrees Celsius, primarily composed of C5～C12 aliphatic hydrocarbons and cycloalkanes, along with a certain amount of aromatic hydrocarbons. Classification: Gasoline has a high octane number (anti-knock combustion performance) and is classified into grades such as 89, 90, 92, 93, 95, 97, and 98 based on octane levels. Starting from January 2012, the gasoline grades 90, 93, and 97 were revised to 89, 92, and 95.