English imitation of Castile soap, spec. grav. 0·9669, consists of—

Soda10·5
Pasty-consistenced fat75·2
Water, with a little colouring-matter14·3
100·0

A perfumer’s white soap was found to consist of—

Soda9·0
Fatty matter75
Water16
100

Glasgow white soap—

Soda6·4
Tallow60·0
Water33·6
100·0

Glasgow brown rosin soap—

Soda6·5
Fat and rosin70·0
Water23·5
100·0

A London cocoa-nut oil soap was found to consist of—

Soda4·5
Cocoa-nut lard22·0
Water73·5
100·0