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seacarb (version 3.0.11)
Seawater Carbonate Chemistry
Description
Calculates parameters of the seawater carbonate system and assists the design of ocean acidification perturbation experiments.
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Install
install.packages('seacarb')
Monthly Downloads
831
Version
3.0.11
License
GPL (>= 2)
Maintainer
Jean-Pierre Gattuso
Last Published
October 19th, 2015
Functions in seacarb (3.0.11)
Search all functions
Om
Carbonate saturation state for magnesian calcites
K1
First dissociation constant of carbonic acid (mol/kg)
f2pCO2
Converts the CO2 fugacity to CO2 partial pressure
K3p
Third dissociation constant of phosphoric acid (mol/kg)
K2p
Second dissociation constant of phosphoric acid (mol/kg)
Ksi
Dissociation constant of Si(OH)4
buffesm
Buffer capacities of the seawater carbonate system as defined by Egleston et al. (2010)
carb
Parameters of the seawater carbonate system
bjerrum
Bjerrum plot
Kb
Dissociation constant of boric acid (mol/kg)
Kn
Dissociation constant of ammonium (mol/kg)
seacarb_test_P0
Test data file (at P=0) to test the use of the carb function
Kw
Ion product of water (mol2/kg2)
pgas
pgas
Pcoeffs
Coefficients used for pressure-correcting the equilibrium constants
Khs
Dissociation constant of hydrogen sulfide (mol/kg)
x2pCO2
Converts mole fraction to partial pressure of CO2
K0
Henry's constant mol/(kg/atm)
bor
Total boron concentration (mol/kg)
kfg
variable for internal use
K1p
First dissociation constant of phosphoric acid (mol/kg)
p2xCO2
Converts partial pressure of CO2 to mole fraction of CO2
Ks
Stability constant of hydrogen sulfate (mol/kg)
theta
Potential temperature of seawater
oa
Perturbation of the seawater carbonate system
pH
Potentiometric pH
pHinsi
pH at in situ temperature
rho
Density of seawater (kg/m3)
Pcorrect
Pressure correction of equilibrium constants
amp
pH value of the AMP buffer
seacarb_test_P300
Test data file (at P=300) to test the use of the carb function
carbb
Parameters of the seawater carbonate system
p2fCO2
Converts pCO2 (partial pressure in CO2) into fCO2 (fugacity of CO2)
tris
pH value of the TRIS buffer
p2d
Converts pressure in dbar to depth in meters
Kspa
Solubility product of aragonite (mol/kg)
buffer
Buffer parameters of the seawater carbonate system
d2p
Converts depth in meters to pressure in dbar
pTA
pTA
vapress
Computes vapor pressure of seawater
pCa
pCa
pHslope
Slope of the calibration curve of a pH electrode
pmix
pmix
pHconv
Conversion of pH
speciation
ionic forms as a function of pH
alkalinity
Example data file for function at
Kspc
Solubility product of calcite (mol/kg)
at
Calculates total alkalinity from potentiometric titration data
psi
Molar ratio of CO2 released vs CaCO3 precipitated
K2
Second dissociation constant of carbonic acid (mol/kg)
Kf
Equilibrium constant of hydrogen fluoride (mol/kg)
kconv
Conversion factors to change the pH scale of dissociation constants
ppH
ppH
carbm
Parameters of the seawater carbonate system, in case of artificial addition of boron
carbex
Parameters of the seawater carbonate system [EXPERIMENTAL VERSION]