An Investigation of Certain Properties of Hydrous Lanthanum Hydroxide Sols.

Hydrous Lanthanum Hydroxide as an Emulsifying Agent.

“…For the experiments which follow a sol was prepared which contained 1.492 g. of lanthanum oxide and 0.031 g. of chloride per liter, the purity ratio being 15.7 (3,4). Carbon dioxide-free water was used throughout, and the organic compounds were of analytical reagent quality.…”