NG/M3 |
Nanogram per cubic meter |
NG/KG |
Nanogram per kilogram |
NG/L |
Nanogram per liter |
NGE2/L |
Nanogram per liter 17-beta-estradiol equivalency agonist |
NGTCDD/L |
Nanogram per liter TCDD equivalency agonist |
NG/ML |
Nanogram per milliliter |
NG/G |
Nanograms per gram |
NG/SAMPLE |
Nanograms per sample |
NL/L |
Nanoliters per liter |
NM |
Nanomolar |
NMOL/G |
Nanomoles per gram |
NMOL/L |
Nanomoles per liter |
E |
Natural logarithm |
NAUT.MILE |
Nautical mile |
NTMU |
Nephelometric Turbidity Multi Units |
NTRU |
Nephelometric Turbidity Ratio Units |
NTU |
Nephelometric Turbidity Units |
NONE |
No unit of measure |
DIGITS |
Number of digits to the right of the decimal point |
OHM |
Ohm |
OHMCM |
Ohm-centimeter |
OZ |
Ounces |
PPB |
Parts per billion |
PPBV |
Parts per billion by volume |
PPM |
Parts per million |
PPMCACO3 |
Parts per million as CaCO3 |
PPMV |
Parts per million by volume |
PPMC |
Parts per million carbon |
PPMB |
Parts per million, benzene equivalent (for soil/gas) |
PPMM |
Parts per million, methane equivalent (for soil/gas) |
PPQ |
Parts per quadrillion |
PPTH |
Parts per thousand |
PPT |
Parts per trillion |
PPTV |
Parts per trillion by volume |
PA |
Pascal |
PASS/FAIL |
Pass/Fail (Pass = 1, Fail = 0) |
1/CM |
Per centimeter |
1/S |
Per Second |
PERCENT |
Percent |
%/V |
Percent by volume |
PER WGT |
Percent by weight |
PEREFF |
Percent Effect |
PER LOSS |
Percent loss |
PERMOD |
Percent Modern |
CHONS% |
Percent of Total Carbon, Hydrogen, Oxygen, Nitrogen, and Sulfur |
PERPASS |
Percent Passing |
PERSAT |
Percent Saturation |
PERSUR |
Percent Survival |
%V/V |
Percent volume by volume |
PERMIL |
Permil |
PH UNITS |
pH units |
PCI/G |
PicoCuries per gram |
PCI/L |
PicoCuries per liter |
PCI/L/30D |
PicoCuries per liter per 30 Day |
PCI/L/72HR |
PicoCuries per liter per 72 hour |
PG |
Picogram |
PG/G |
Picogram per gram |
PG/L |
Picogram per liter |
PG/KG |
Picograms per kilogram |
PFU/100ML |
Plaque-Forming Unit per 100 milliliters |
LB/BARREL |
Pound per barrel |
LBS |
Pounds |
PCF |
Pounds per cubic foot |
LBS/DAY |
Pounds per day |
LBS/MON |
Pounds per month |
PSF |
Pounds per square foot |
PSI |
Pounds per square inch |
LB/IN2 |
Pounds per square inch |
LB/1000LB |
Pounds per thousand pounds |
LB/TON |
Pounds per ton |
LBS/YR |
Pounds per year |
PSU |
Practical Salinity Unit |
PRSABS/L |
Presence or Absence per Liter |
P/A |
Presence/Absence (Present = 1, Absent = 0) |
SAL |
Salinity Units |
S |
Second |
CM2/SEC |
Square centimeters per second |
FT2 |
Square feet |
FT2/DAY |
Square feet per day (cubic feet/day-foot) |
IN2/FT |
Square inches per foot |
KM2 |
Square kilometers |
MILE2 |
Square miles |
SDSIU |
Stiff Davis Stability Index Units |
1000GAL |
Thousands of Gallons |
T.O.N. |
Threshold Odor Number |
TCACO3/KT |
Tons of CaCO3 per kiloton |
TONS/DAY |
Tons per day |
TONS/YEAR |
Tons per year |
T/F |
True/False (True = 1, False = 0) |
UPY |
Units per year |
UP/DOWN |
Up/Down (Up = 1, Down = -1) |
YRS |
Years |