Apparatus and process for analysis of gaseous nitrogen trichloride
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United States of America Patent
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-
Nov 24, 1981
Grant Date -
N/A
app pub date -
Oct 31, 1980
filing date -
Oct 31, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Apparatus and process for analyzing the nitrogen trichloride concentration in gases containing it utilizing an ultraviolet light source. Unabsorbed filtered light collected from the sample at a wavelength of about 218 nm is compared with a standard at a wavelength of about 260 nm and the resultant is expressed in terms of nitrogen trichloride concentration.
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