Cera Aseptica, B.P.C. Aseptic Wax.

Botanical name: 

Format explanation.
Related entry: Cera alba

White Beeswax 87.50 | 7 ounces
Almond Oil 12.50 | 1 fl. ounce
Salicylic Acid 1.00 | 35 grains

Melt the beeswax with the oil and strain through muslin, add the salicylic acid, and heat to 150°. Keep in sterilised bottles, covered with air aqueous solution (1 in 500) of mercuric chloride.

The British Pharmaceutical Codex, 1911, was published by direction of the Council of the Pharmaceutical Society of Great Britain.