Memoranda on Poisons

by Thomas Hawkes Tanner

1 gr. of opium is contained in 8 gr. of pilula plumbi cum opio.

1 gr. of opium is contained in 10 gr. of pulvis ipecacuanhæ compositus.

1 gr. of opium is contained in 20 gr. of pulvis kino compositus.

1 gr. of opium is contained in 40 gr. of pulvis cretæ aromaticus cum opio.

1 gr. of opium is contained in 10 gr. of pulvis opii compositus.

1 gr. of opium is contained in about 13¹⁄₂ gr. of unguentum gailæ cum opio.

1 gr. of opium is contained in ten opium lozenges.

1 gr. of opium equals about ¹⁄₂ gr. of extractum opii.

1 gr. of extract of opium is contained in 22 min. of extractum opii liquidum.

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