[952] Statement of the Trade and Navigation of Bombay for 1872-73, pt. ii. 31.
[953] Dispensator., Paris, 1548. 336. 337. 343.
[954] J. B. Richter, Neuere Gegenstände der Chymie, Breslau, xi. (1802) 65. J. B. Trommsdorffs Journ. d. Pharm. xi. (Leipzig, 1803) 262. Preyer, Die Blausäure, Bonn, 1870. 152.
[955] Hence to avoid bitter almonds being used instead of sweet, the British Pharmacopœia directs that Jordan Almonds alone shall be employed for Confection of Almonds.
[956] Applied in the following manner:—Let bibulous paper be imbued with a fresh tincture of the wood or resin of guaiacum, and after drying, let it be moistened with a solution composed of one part of sulphate of copper in 2000 of water. Such paper moistened with water will assume an intense blue coloration in the presence of hydrocyanic acid.
[957] Bull. de la Soc. imp. des nat. de Moscou, xxxv. (1862) ii. 444.
[958] Exposition Univers. de 1867.—Produits des Colonies Françaises, 92.
[959] Archiv der Pharmacie, 181 (1867) 222.
[960] Jahresbericht of Wiggers and Husemann for 1871.11.
[961] Gmelin, Chemistry, vii. 389; xv. 422.