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GB/T 2432-1981 English PDF (GBT2432-1981)

GB/T 2432-1981 English PDF (GBT2432-1981)

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GB/T 2432-1981: Gasoline--Determination of tetraethyl lead content. Complexometric titration method
This method uses boiling hydrochloric acid to decompose tetraethyl lead in gasoline to produce lead chloride. Then add excessive ethylenediaminetetraacetic acid disodium standard solution, which reacts with lead ions to form a complex. The excessive ethylenediaminetetraacetic acid disodium standard solution was titrated by zinc chloride standard solution. It is expressed by grams of tetraethyl lead in 1kg of gasoline.

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