North Carolina Administrative Code
Title 15A - Environmental Quality
Chapter 02 - ENVIRONMENTAL MANAGEMENT
Subchapter D - AIR POLLUTION CONTROL REQUIREMENTS
Section .2600 - SOURCE TESTING
Section 02D .2606 - MOLECULAR WEIGHT
Universal Citation: 15A NC Admin Code 02D .2606
Current through Register Vol. 39, No. 6, September 16, 2024
(a) Except as allowed by Paragraph (b) of this Rule, Method 3 of Appendix A to 40 CFR Part 60 shall be applied as written and used concurrently with any test method if necessary to determine the molecular weight of the gas being sampled by determining the fraction of carbon dioxide, oxygen, carbon monoxide, and nitrogen.
(b) The grab sample technique may be substituted using instruments such as Bacharach FyriteT, with the following restrictions:
(1) Instruments
such as the Bacharach FyriteT shall only be used for the measurement of carbon
dioxide.
(2) Gas samples shall be
taken during the emission test run to account for variations in the carbon
dioxide concentration. At least four samples shall be taken during a one-hour
test run.
(3) The total
concentration of gases other than carbon dioxide, oxygen, and nitrogen shall be
less than one percent.
Authority
G.S.
143-215.3(a)(1);
143-215.65;
143-215.66;
143-215.107(a)(5);
Eff. June 1, 2008;
Readopted Eff. November 1,
2019.
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