Companion to the latest edition of the British pharmacopoeia : comparing the strength of its various preparations with those of the United States and other foreign pharmacopoeias to which are added non-official preparations and practical hints on prescribing / by Peter Squire ; assisted by his sons Peter Wyatt Squire and Alfred Herbert Squire.

  • Squire, Peter Wyatt, Sir, 1847-1919.
Date:
1877
Catalogue details

Licence: Public Domain Mark

Credit: Companion to the latest edition of the British pharmacopoeia : comparing the strength of its various preparations with those of the United States and other foreign pharmacopoeias to which are added non-official preparations and practical hints on prescribing / by Peter Squire ; assisted by his sons Peter Wyatt Squire and Alfred Herbert Squire. Source: Wellcome Collection.

    22/500
    METEICAL MEASUEES. RELATION OF THE METEICAL MEASURES TO THE MEASURES OP THE BRITISH PHARMACOPGEIA. 1 Millimetre = 0-03937 inches. 1 Centimetre = 0-39371 „ 1 Decimetre - = 3-93708 „ 1 Metre > = 39-37079 „ 1 Cubic Centimetre = 15-432 grj^in-measures. 1 Litre = 35^^ fl. oz. and 11 mins. or 15432-348 grain-measures. LENGTH. 1 Millimetre = the thousandth part of one metre, or O'OOl metre. 1 Centimetre = the hundredth „ 0-01 „ 1 Decimetre = the tenth part „ O'l „ 1 Metre = the ten-millionth part of a quarter of the circumference of the earth=39-37079 inches. 1 Line 1 Inch 12 „ 36 „ -5^2 inch. of ^ pendulum vibrating seconds. 1 foot. = 3 feet = 1 yard. Length of pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea le 39-1393 inches. It is remarkable that the English and French standards, taken from such different sources, should so nearly agree:— The English, from the length of a pendulum vibrating seconds lgg.-]^g93 mean time; from which the yard (36 inches) is computed . . J The Erench being the ten-millionth part of a quarter of the 1 ^ijq>jq earth's meridian and called a metre J CAPACITY. 1 MilliHtre = 1 cubic centimetre, or the measure of 1 gramme of water. 1 Centilitre = 10 „ „ 10 „ „ 1 Decilitre = 100 „ „ 100 1 Litre - 1000 „ „ 1000 „ (1 kilo.)