SAN DIEGO COUNTY AIR POLLUTION CONTROL DISTRICT
RULE 361.03 - UNITS AND ABBREVIATIONS
(Delegation Effect.: 11-8-76: Rev. Effect.: 1-13-87)
Used in this subpart are abbreviations and symbols of units of measure. These are defined as follows:
| (a) System International (SI) units of measure: | |
|
A=ampere g=gram Hz=hertz J=joule K=degree Kelvin kg=kilogram m=meter m3=cubic meter mg=milligram = 10-3 gram mm =millimeter = 10-3 meter Mg=megagram = 106 gram |
mol=mole N=newton ng=nanogram = 10-9 gram nm= nanometer = 10-9 meter Pa=Pascal s=second V=volt W=watt =ohm g=microgram = 10-6 gram |
| (b) Other units of measure: | |
|
oC=degree Celsius (centigrade) cfm=cubic feet per minute cc=cubic centimeter d=day oF=degree Fahrenheit ft2=square feet ft3=cubic feet gal=gallon in=inch in Hg=inches of mercury in H2O =inches of water |
l=liter lb=pound lpm=liter per minute min=minute ml=milliliter = 10-3 liter oz=ounces psig=pounds per square inch gas oR=degree Rankine l=microliter = 10-6 liter v/v=volume per volume yd2=square yard yr=year |
| (c) Chemical nomenclature: | |
| Be=beryllium Hg=mercury |
H2O=water |
| (d) Miscellaneous: | |
|
act=actual avg=average I.D.=inside diameter M=Molar |
N=normal O.D.=outside diameter %=percent std=standard |