Unless another method is approved by the commissioner, any person required to submit performance tests for a nitric acid production unit shall utilize the following test methods:
Method 1 for sample and velocity traverses;
Method 2 for velocity and volumetric flow rate;
Method 3 for gas analysis; and
Method 7 for the concentration of NO2.
MS s 116.07
L 1987 c 186 s 15; 18 SR 614
February 25, 2008