from The Century Dictionary.

  • noun An apparatus used for collecting and measuring nitrogen gas, or for decomposing nitrogen oxids and subsequently measuring the residual or resulting gases.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Chem.) An apparatus for determining the amount of nitrogen or some of its compounds in any substance subjected to analysis; an azotometer.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun chemistry An apparatus for determining the amount of nitrogen or some of its compounds in a substance.


from Wiktionary, Creative Commons Attribution/Share-Alike License

nitro- + -meter; compare French nitromètre.


  • The volumetric determination of the nitrogen set free during this process is influenced to such an extent by the 50% potassium hydroxide solution adhering to the interior of the measuring tube of the micro-nitrometer, that 2% must be deducted from the volume reading.

    Fritz Pregl - Nobel Lecture

  • The most expeditious method of determining the nitrogen in these nitro bodies is by the use of Lungé's nitrometer (Fig. 41), and the best way of working the process is as follows: -- Weigh out with the greatest care 0.6 grm. of the previously dried substance in a small weighing bottle of about

    Nitro-Explosives: A Practical Treatise

  • The nitrogen in nitro-glycerine may of course be determined by the nitrometer, but in this case it is better to take a much smaller quantity of the substance.

    Nitro-Explosives: A Practical Treatise

  • The arrows show the inlet and outlet for the cooling water that is kept running through the water jacket round the nitrometer tube.

    Nitro-Explosives: A Practical Treatise

  • Dr Lungé's method of using a separate nitrometer in which to measure the

    Nitro-Explosives: A Practical Treatise

  • Professor Lungé has devised another form of nitrometer (Fig. 42), very useful in the nitrogen determination in explosives.

    Nitro-Explosives: A Practical Treatise

  • A portion of the residue containing both the gun - cotton and the soluble cotton can be tested in the nitrometer, and the nitrogen determined.

    Nitro-Explosives: A Practical Treatise

  • The cellulose thus obtained, gives no trace of gas in the nitrometer, and duplicate determinations agree within

    Nitro-Explosives: A Practical Treatise

  • ~ Determine moisture and chlorine by the usual methods, and the total, NaNO_ {3}, by means of nitrometer -- 0.45 grm. is a very convenient quantity to work on (gives about 123 c.c. gas); grind very fine, and dissolve in a very little hot water in the cup of the nitrometer; use about 15 c.c. concentrated H_ {2} SO_ {4}.

    Nitro-Explosives: A Practical Treatise

  • To collect the gas, raise the nitrometer off the rubber stopper, and place the gas tube from the decomposition apparatus in the glass dish W and under the opening of the nitrometer.

    Nitro-Explosives: A Practical Treatise


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