PotClays Frit 2262 Equivalent Molecular Weight: 326.206 Molecular Formula of PotClays Frit 2262: PbO 1.000 SiO2 1.549 TiO2 0.125 Percentage Analysis 28.51 % SiO2 68.43 % PbO 3.06 % TiO2 _____________________ 100 % TOTAL Comments: lead sesquisilicate frit. From PotClays in England.