Note 102 — WINE.
Reading edition
According to J. Carter Bell (‘Analyst,’ vi. pp. 197, 221), the average composition of the ash of pure grape-juice is as follows:—
K2O Na2O CaO MgO Fe2O3 & Al2O3 SiO2 P2O6 SO3 Cl
42·14 3·37 11·48 9·67 0·75 0·29 9·60 9·14 1·09