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Extractum Pini Canadensis Liquidum, B.P.C. Liquid Extract of Hemlock Spruce Bark.

Botanical name:

Format explanation

Related entries: Hemlock Spruce Bark

Pinus Canadensis Bark, in No. 40 powder 100.00 | 20 ounces
Alcohol (45 per cent.) ... to 100.00 | to 20 fl. ounces

Moisten the drug with the alcohol, pack in a percolator, and exhaust by percolation with the alcohol. Reserve the first 85 (17 fluid ounces) of percolate, distil off most of the alcohol from the subsequent percolate, evaporate the residue to a soft extract, dissolve this in the reserved portion, and add sufficient of the alcohol to make up to the required volume.
Dose.—1 to 4 mils (15 to 60 minims).


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



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