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  • Analysis of the products of the natural decay of high explosives by subterahertz and infrared Fourier spectroscopy
    The local detection of these HE gas markers (particularly ammonia ) on the ppb–ppt level can be accomplished using portable gas analyzers based on laser diodes and optical–acoustic spectroscopy, which today have the highest sensitivity to absorption (as high as 10–12 cm–1 ) [16 …
  • Climatic Parameters, Ammonia Emission and Milk Performance in a Naturally Ventilated Cow Shed
    … measurements Surface temperature of the structure: Infrared camera Air movement in the animal zone: Visualization by smoke generator; air velocity measuring using ultrasonic anemometer and other portable instruments Gases (e.g. carbon dioxide and ammonia ): Multi-Gas- Analyzer Air volume flow: tracer …
  • http://eprints.iisc.ernet.in/16564/1/getPDF.pdf
    This kind of NO-NO -NO analyzer has a problem in measuring NO concentration when ammonia is present, and thus, in some cases, a portable flue gas analyzer (Eurotron) was utilized to analyze NO concentration.
  • Electrochemical sensor system for breath analysis of aldehydes, CO and NO
    … future of sensors and instrumentation for human breath analysis IEEE Sensors J. 10 3–6 [6] Gouma P et al 2010 Nanosensor and breath analyzer for ammonia detection in exhaled human … … Breath acetone monitoring by portable Si:WO(3) gas sensors Anal.Chim.
  • International Exposition of New Equipment for Fuel-Power and Oil and Gas Complexes
    … the con- trol of production processes in the oil, gas, and chemical industries; OAO Mytishchinskii Priborostroitel’nyi Zabod makes portable laboratories for testing the … … Khromdet-Ékologiya (Chelyabinsk) fabricates gas analyzers to determine the content … … and petroleum products, chlorine, ammonia , carbon dioxide, and ozone …
  • Collection of ammonia in indoor air by means of a weak cation exchange cartridge
    … little ammonia The cattle barn gave some- what higher amounts than ETS The chicken house gave the highest value for ammonia and is in the … … collection followed by a gas -specific elec- trode, short … … Co ,South Norwalk, CT) portable ambient air analyzer .
  • Handbook of Gas Sensor Materials
    … so when polyaniline is used as a transducer in optical fiber sensors for ammonia sensing, a He–Ne … However, analysis shows that in optical, fiber optic gas sensors and vari- ous portable gas analyzers , semiconductor-based light sources (LEDs and laser diodes) offer the best advantages in terms of size, cost, power consumption, and reliability (Selvarajan and Asoundi 1995).
  • Overview of the Flammability of Gases Generated in Hanford Waste Tanks
    They are conducted with portable organic vapor monitors (OYMs), organic vapor analyzers (OVAs), combustible gas monitors (CGMs), and colorimetric indicator tubes. … spectrometers for measuring NH3, a Fourier transform infrared (FTIR) spectrometer that also measures ammonia , and gas chromatographs …
  • Overview of the Flammability of Gases Generated in Hanford Waste Tanks
    They are conducted with portable organic vapor monitors (OVMS), organic vapor analyzers (OVAS), combustible gas monitors (CGMS), and calorimetric indicator tubes. … spectrometers for measuring NH3, a Fourier transform inffared (FTIR) spectrometer that also measures ammonia , and gas chromatography …
  • States > California > State > Air Districts > South Coast > Regulation XI - Source Specific Standards > [sc AQMD 1110-2] Rule 1110-2 - Emissions From Gaseous- ...
    (V) For lean-burn engines with selective catalytic control devices, the minimum exhaust temperature at the catalyst inlet required for reactant flow ( ammonia or urea), and procedures for using a portable NOx and oxygen analyzer to establish the acceptable range of reactant … Parameter monitoring is not required for diesel engines without exhaust gas recirculation and catalytic exhaust control devices.
  • States > Texas > State > Register > 2007 > [TexReg 2007-0810is] 08/10/2007
    … Air Permit Number 9868A, Special Condition 9, and THSC, §382.085(b), by failing to monthly sample the acid gas exiting the Unit 43 waste heat boilers for ammonia concentration; 30 TAC §116 … … concentration of all waste gas streams containing hydrogen Àuoride … … CO content of engine exhaust; 30 TAC §116.715(a), TCEQ Flexible Air Permit Number 9868A, Special Condition 54, and THSC, §382.085(b), by failing to conduct quarterly grab sampling or spot checking with a portable analyzer ; 30 TAC §116.715 …
  • ZCP2005HT095
    For maintenance purposes, either an analyzer or a special portable carbon flow unit can be used to calibrate the measuring device. Gas Carbonitriding For carbonitriding processes, ammonia is added to the carburizing atmosphere.