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seacarb
Carbonate chemistry with R
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Install
install.packages('seacarb')
Monthly Downloads
1,317
Version
3.0.14
License
GPL (>= 2)
Maintainer
Jean-Pierre Gattuso
Last Published
April 9th, 2016
Functions in seacarb (3.0.14)
Search functions
K1p
First dissociation constant of phosphoric acid (mol/kg)
buffesm
Buffer capacities of the seawater carbonate system as defined by Egleston et al. (2010)
Kf
Equilibrium constant of hydrogen fluoride (mol/kg)
speciation
ionic forms as a function of pH
Ks
Stability constant of hydrogen sulfate (mol/kg)
Kw
Ion product of water (mol2/kg2)
Kn
Dissociation constant of ammonium (mol/kg)
vapress
Computes vapor pressure of seawater
Kspc
Solubility product of calcite (mol/kg)
buffer
Buffer parameters of the seawater carbonate system
theta
Potential temperature of seawater
d2p
Converts depth in meters to pressure in dbar
seacarb_test_P0
Test data file (at P=0) to test the use of the carb function
bor
Total boron concentration (mol/kg)
carbb
Parameters of the seawater carbonate system
pTA
pTA
tris
pH value of the TRIS buffer
p2d
Converts pressure in dbar to depth in meters
kfg
variable for internal use
Khs
Dissociation constant of hydrogen sulfide (mol/kg)
Pcorrect
Pressure correction of equilibrium constants
Om
Carbonate saturation state for magnesian calcites
K1
First dissociation constant of carbonic acid (mol/kg)
carb
Parameters of the seawater carbonate system
x2pCO2
Converts mole fraction to partial pressure of CO2
ppH
ppH
seacarb_test_P300
Test data file (at P=300) to test the use of the carb function
pH
Potentiometric pH
K0
Henry's constant mol/(kg/atm)
f2pCO2
Converts the CO2 fugacity to CO2 partial pressure
Ksi
Dissociation constant of Si(OH)4
pHconv
Conversion of pH
kconv
Conversion factors to change the pH scale of dissociation constants
pHslope
Slope of the calibration curve of a pH electrode
bjerrum
Bjerrum plot
p2fCO2
Converts pCO2 (partial pressure in CO2) into fCO2 (fugacity of CO2)
Pcoeffs
Coefficients used for pressure-correcting the equilibrium constants
K2p
Second dissociation constant of phosphoric acid (mol/kg)
at
Calculates total alkalinity from potentiometric titration data
K2
Second dissociation constant of carbonic acid (mol/kg)
K3p
Third dissociation constant of phosphoric acid (mol/kg)
rho
Density of seawater (kg/m3)
amp
pH value of the AMP buffer
oa
Perturbation of the seawater carbonate system
psi
Molar ratio of CO2 released vs CaCO3 precipitated
pmix
pmix
alkalinity
Example data file for function at
pCa
pCa
Kb
Dissociation constant of boric acid (mol/kg)
pHinsi
pH at in situ temperature
pgas
pgas
Kspa
Solubility product of aragonite (mol/kg)
p2xCO2
Converts partial pressure of CO2 to mole fraction of CO2