Wisconsin Administrative Code
Department of Natural Resources
NR 400-499 - Environmental Protection - Air Pollution Control
Chapter NR 440 - Standards of performance for new stationary sources
Subchapter I - General Provisions
Section NR 440.03 - Units and abbreviations
Universal Citation: WI Admin Code ยง NR 440.03
Current through August 26, 2024
The definitions contained in s. NR 400.03 apply to the abbreviations and symbols of units of measure used in this chapter. In addition, the following definitions apply to the units and abbreviations used in this chapter:
(1) System international (SI) units of measure:
MJ - megajoule-106 joule
(2) Other units of measure:
(a) cal - calorie
(b) cu ft - cubic feet
(c) k - 1,000
(d) mol. wt. - molecular weight
(e) ppb - parts per billion (by
volume)
(f) scf - cubic feet at
standard conditions
(g) scfh -
cubic feet per hour at standard conditions
(h) scfm - cubic feet per minute at standard
conditions
(i) scm - cubic meter at
standard conditions
(j) sec -
second
(k) sq ft - square feet
(L) std - at standard
conditions
(3) Chemical nomenclature:
P2O5 - phosphorus pentoxide
(4) Miscellaneous:
DNR - Wisconsin department of natural resources
Disclaimer: These regulations may not be the most recent version. Wisconsin may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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