To distinguish these from peanut oil heat the mixture on the water-bath till everything has dissolved, and cool to 17° to 19°.
Evaporate in a water-bath to the consistency of a pill mass.
Close the unoccupied perforations in the lid of the water-bath by means of glass balls.
Melt in water-bath, and stir with it, while cooling, two drachms glycerine.
Niemann then neutralized this with sulphuric acid and evaporated it over a water-bath.
Ten grams are digested with alcohol on the water-bath and filtered.
Heat tubes containing serum to 56° C. in a water-bath for half an hour on each of two successive days.
Shake well, and keep the tube in a water-bath at about 100° F.
The blue colour is restored by expelling the H2S on the water-bath.
If you cook in boiling water we call that the water-bath method.