Analysis of and Formula for Making.-Ahr-walter, Germany. Analysis of Tichborne (United States Dispensatory). Sixteen ounces of the bottled water contained:

Analysis.

Sodium bicarbonate

.10.621

Sodium chloride

. 5.023

Sodium sulphate

. 2.402

Potassium sulphate

0.141

Magnesium carbonate

. 4.50

Calcium carbonate

. 2.880

Ferric oxide

. 0.10

Alumina

. 0.080

Silica

. 0.121

Sodium phosphate

Lithium

Ammonia

Acid nitric

traces

Total.....

.25.868

Imitation. For 10 gallons of water = 80 lbs.

Grains.

Sodium carbonate........2412.5

Sodium sulphate........ 403.6

Potassium sulphate....... 11.3

Sodium silicate......... 19.6

Magnesium chloride....... 89.6

Calcium chloride........ 255.7

Aluminium chloride....... 16.7

Magnesium carbonate, hydr... 461.3

Iron sulphate.......... 27.8