A report of the computation of tables, to be used with the hydrometer recently adopted for use in the United States custom-houses / made under the superintendence of A.D. Bache, by R.S. McCulloh.

  • Alexander Dallas Bache
Date:
1851
Catalogue details

Licence: Public Domain Mark

Credit: A report of the computation of tables, to be used with the hydrometer recently adopted for use in the United States custom-houses / made under the superintendence of A.D. Bache, by R.S. McCulloh. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    [ 28 ] TABLE XXII, Shopping differences between interpolated and observed densities. Observer. 1 Per cent, of alcohol. Greatest ditference of specific gray- ity. Greatest difference of per cent. Mean difference of specific gravity. Mean difference of per cent. Munck€ 100 —0.00033 —.07 •—0.00005 -.01 Gay Lussac 100 — .00078 —.17 4- .00022 4-. 03 Tralles 99 — .00111 —.24 — .00021 — .03 Delezennes 99 — .00152 —.33 — .00077 —a: Do 96 — .00036 —.09 — .00014 I O Do 95 — .00035 —. 09 — .00014 —.03 Do 93 — .00016 —.05 — .00008 -.03 McCulloh 100 4- .00069 4-. 15 + .00007 4-. 03 Do 99 — .00065 —.14 — .00004 —.01 Do 95 4- .00082 4-.20 + .00042 4-.K Do 93 — .00085 —.25 — .00036 1