6.1.2 Differential Pressure Gauges.
7.0 Reagents and Standards. [Reserved]
8.0 Sample Collection, Preservation, Storage, and Transport. [Reserved]
9.0 Quality Control. [Reserved]
10.0 Calibration and Standardization. [Reserved]
11.1 Selection of Measurement Site.
11.2 Determining the Number of Traverse Points.
11.2.2 Velocity (Non-Particulate) Traverses.
11.3 Cross-Sectional Layout and Location of Traverse Points.
11.3.2 Stacks With Diameters Greater Than 0.61 m (24 in.).
11.3.3 Stacks With Diameters Equal To or Less Than 0.61 m (24 in.).
11.4 Verification of Absence of Cyclonic flow.
11.5 The Alternative Site Selection
11.5.1 Alternative Measurement Site Selection Procedure.
12.0 Data Analysis and Calculations.
12.2 A Rectangular Cross Section..
12.3 If use of the Alternative Site Selection Procedure (Section 11.5 of this method) is required.
13.0 Method Performance. [Reserved]
14.0 Pollution Prevention. [Reserved]