Insoluble matter, before calcination.............     18.49

Insoluble matter, after calcination.............    12.12

Ashes (Wood), Leached

Moisture at 100° C..............     13.72

Calcium oxide....................    48.07

Magnesium oxide..............      6.06

Ferric oxide.....................      0.68

Potassium oxide...................       1.92

Phosphoric acid ...................      1.79

Insoluble matter, before calcination.............      5.49

Insoluble matter, after calcination..............      2.57

Coal Ashes, bituminous

Water ........      5.0    Soda..........    0.4

Organic substance......     5.0    Magnesia........    3.2

Ash..........    95.0    Phosphoric acid......    0.2

Potash.........      0.4    Sulfuric acid.......    8.5

Coal Ashes, anthracite

Water.........      5.0    Soda..........    0.1

Organic substance.....      5.0    Magnesia........    3.0

Ash..........    90.0    Phosphoric acid......    0.1

Potash.........      0.1    Sulfuric acid.......    5.0

Gas-Lime — Average of 4 Analyses

Moisture at 100° C.....22.28 Sulfur.........20.73

Calcium oxide......42.66 Insoluble matter.....6.05