1.1 These test methods cover the determination of the total lead content of a gasoline within the following concentration ranges: 0.010 to 5.0 g Pb/US gal 0.012 to 6.0 g Pb/UK gal 0.0026 to 1.32 g Pb/L 1.1.1 Test Methods A and B cover the range of 0.10 to 5.0 g Pb/US gal. Test Method C covers the range of