CarbonChemistry default parameters

NameValue
ionic_strengthIonic strength
Is = 19.924 S/(1000.0 + -1.005 S)
solubilitySolubility constant
ln(k₀/k°) = -60.2409 + 9345.17 / T + 23.3585 (log(T) - log(100)) + 0.0 T² + (0.023517 + -0.00023656 T + 4.7036e-7 T²)S
carbonic_acid(K1 = First carbon dioxide dissociation constant
log₁₀(k₁/k°) = 61.2172 + -3633.86 / T + -9.6777 log(T) + 0.011555 S + -0.0001152 S², K2 = Second carbon dioxide dissociation constant
log₁₀(k₂/k°) = -25.929 + -471.78 / T + 3.16967 log(T) + 0.01781 S + -0.0001122 S²)|

|boric_acid|Boric acid dissociation constant ln(kᵇ/k°) = 148.0248 + (-8966.9 + -2890.53 √S + -77.942 S + 1.728 √S³ + -0.0996 S²) / T + 137.1942 * √S + 1.62142 * S + (-24.4344 + -25.085 √S + -0.2474 S ) * log(T) + 0.053105 * √S * T| |water|Water dissociation constant ln(kʷ/k°) = 148.9652 + -13847.26 / T + -23.6521 log(T) + (-5.977 + 118.67 / T + 1.0495 log(T)) √S + -0.01615 * S| |sulfate|Bisulfate dissociation constant ln(kˢ/k°) = 141.328 + -4276.1 / T + -23.093 log(T) + (324.57 + -13856.0 / T + -47.986 log(T)) √Is + (-771.54 + 35474.0 / T + 114.723 log(T)) Is + -2698.0 √Is³ / T + 1776.0 Is² / T + log(1 + -0.001005 S)| |fluoride|Hydrogen fluoride dissociation constant ln(kᶠ/k°) = -9.68 + 874.0 / T + 0.111 √S + log(1 + 0.0 S) + log(1 + 0.0 S / Kˢ)| |phosphoric_acid|(KP1 = Phosphate dissociation constant ln(kᵖⁿ/k°) = 115.525 + -4576.752 / T + -18.453 log(T) + (0.69171 + -106.736 / T) √S + (-0.01844 + -0.65643 / T) S, KP2 = Phosphate dissociation constant ln(kᵖⁿ/k°) = 172.0883 + -8814.715 / T + -27.927 log(T) + (1.3566 + -160.34 / T) √S + (-0.05778 + 0.37335 / T) S, KP3 = Phosphate dissociation constant ln(kᵖⁿ/k°) = -18.141 + -3070.75 / T + 0.0 log(T) + (2.81197 + 17.27039 / T) √S + (-0.09984 + -44.99486 / T) S)| |silicic_acid|Silicic acid constant ln(kˢⁱ/k°) = 117.385 + -8904.2 / T + -19.334 log(T) + (3.5913 + -458.79 / T) √Is + (-1.5998 + 188.74 / T) Is + (0.07871 + -12.1652 / T) Is² + log(1 + -0.001005 S)| |calcite_solubility|Calcite solubility ln(kₛₚ) = -171.9065 + -0.077993 T + 2839.319 / T + 71.595 log(T) ln(kₛₚˢ) = ln(kₛₚ) + (-0.77712 + 0.0028426 T + 178.34 / T) √S + -0.07711 S + 0.0041249 √S³| |density_function|teos10polynomialapproximation|