diff --git a/dumux/material/binarycoefficients/brine_co2.hh b/dumux/material/binarycoefficients/brine_co2.hh
index c1bba1a569a61be7dfe3e4b83a4fc4d0fdea30e3..10119a59af78a93cbd4558d58945ebd9e2499700 100644
--- a/dumux/material/binarycoefficients/brine_co2.hh
+++ b/dumux/material/binarycoefficients/brine_co2.hh
@@ -33,7 +33,6 @@
 #include <dumux/material/components/brine.hh>
 #include <dumux/material/components/h2o.hh>
 #include <dumux/material/components/co2.hh>
-#include <dumux/material/components/simpleco2.hh>
 #include <dumux/material/idealgas.hh>
 
 namespace Dumux::BinaryCoeff {
@@ -42,7 +41,7 @@ namespace Dumux::BinaryCoeff {
  * \ingroup Binarycoefficients
  * \brief Binary coefficients for brine and CO2.
  */
-template<class Scalar, class CO2Impl = Components::SimpleCO2<Scalar>, bool verbose = true>
+template<class Scalar, class CO2Impl, bool verbose = true>
 class Brine_CO2 {
     using H2O = Components::H2O<Scalar>;
 
@@ -387,7 +386,7 @@ private:
  * molfraction of H2O has been assumed to be a constant value
  * For use with the actual brine_co2_system this class still needs to be adapted
  */
-template<class Scalar, class CO2Impl = Components::SimpleCO2<Scalar>, bool verbose = true>
+template<class Scalar, class CO2Impl, bool verbose = true>
 class Brine_CO2_Old
 {
     using H2O = Components::H2O<Scalar>;
diff --git a/dumux/material/components/simpleco2.hh b/dumux/material/components/simpleco2.hh
index 863c087e774a3fd4ce0c968b08703400d155ad4f..696e90d69f78225d0739e5cc90781e41add54342 100644
--- a/dumux/material/components/simpleco2.hh
+++ b/dumux/material/components/simpleco2.hh
@@ -88,7 +88,7 @@ public:
 
     /*!
      * \brief Specific enthalpy of CO2 \f$\mathrm{[J/kg]}\f$.
-     *        source: Shomate Equation for a temperature range of 298. to 1200°C.
+     *        source: Shomate Equation for a temperature range of 298. to 1200K.
      *        with components published by NIST  \cite NIST
      *        https://webbook.nist.gov/cgi/cbook.cgi?ID=C124389&Mask=1&Type=JANAFG&Table=on
      * \param temperature temperature of component in \f$\mathrm{[K]}\f$
@@ -105,7 +105,7 @@ public:
         constexpr double e = -0.136638;
         constexpr double f = -403.6075;
         constexpr double h = -393.5224;
-        return (a*t + b*t*t/2 + c*t*t*t/3 + d*t*t*t*t/4 - e/t -h)*1000/molarMass(); //conversion from kJ/mol to J/kg
+        return (a*t + b*t*t/2 + c*t*t*t/3 + d*t*t*t*t/4 - e/t +f -h)*1000/molarMass(); //conversion from kJ/mol to J/kg
     }
 
     /*!
@@ -246,7 +246,7 @@ public:
 
     /*!
      * \brief Specific isobaric heat capacity of CO2 \f$\mathrm{[J/(kg*K)]}\f$.
-     *        source: Shomate Equation for a temperature range of 298. to 1200°C.
+     *        source: Shomate Equation for a temperature range of 298. to 1200K.
      *        with components published by NIST  \cite NIST
      *        https://webbook.nist.gov/cgi/cbook.cgi?ID=C124389&Mask=1&Type=JANAFG&Table=on
      * \param temperature temperature of component in \f$\mathrm{[K]}\f$
diff --git a/dumux/material/fluidsystems/brineco2.hh b/dumux/material/fluidsystems/brineco2.hh
index bd8c069077494f47ba07ef3f7ec4dc99bcb1a8b4..3920c7d518fd5251687a056009365002092cdd0f 100644
--- a/dumux/material/fluidsystems/brineco2.hh
+++ b/dumux/material/fluidsystems/brineco2.hh
@@ -36,7 +36,6 @@
 #include <dumux/material/fluidstates/adapter.hh>
 
 #include <dumux/material/components/brine.hh>
-#include <dumux/material/components/simpleco2.hh>
 #include <dumux/material/components/co2.hh>
 #include <dumux/material/components/tabulatedcomponent.hh>
 
@@ -107,7 +106,7 @@ struct BrineCO2DefaultPolicy
  * \note This implementation always assumes NaCl stays in the liquid phase.
  */
 template< class Scalar,
-          class CO2Impl = Components::SimpleCO2<Scalar>,
+          class CO2Impl,
           class H2OType = Components::TabulatedComponent<Components::H2O<Scalar>>,
           class Policy = BrineCO2DefaultPolicy</*constantSalinity?*/true> >
 class BrineCO2
diff --git a/examples/biomineralization/doc/fluidmaterial.md b/examples/biomineralization/doc/fluidmaterial.md
index bc7cf70850d9f4c982e95a7f407f4143020ef8cc..1cf8f0dfce73d37e163ee424b158b55e0cb70e5b 100644
--- a/examples/biomineralization/doc/fluidmaterial.md
+++ b/examples/biomineralization/doc/fluidmaterial.md
@@ -123,7 +123,7 @@ which are needed to model biomineralization.
 
 // we include all necessary fluid components
 #include <dumux/material/fluidstates/adapter.hh>
-#include <dumux/material/components/co2.hh>
+#include <dumux/material/components/simpleco2.hh>
 #include <dumux/material/components/h2o.hh>
 #include <dumux/material/components/tabulatedcomponent.hh>
 #include <dumux/material/components/sodiumion.hh>
@@ -152,7 +152,7 @@ which are needed to model biomineralization.
 
 ### The fluidsystem class
 In the BioMinSimpleChemistryFluid fluid system, we define all functions needed to describe the fluids and their properties accounted for in our simulation.
-The simplified biogeochemistry biomineralization fluid system requires the CO2 tables and the H2OType as template parameters.
+The simplified biogeochemistry biomineralization fluid system requires the CO2 component and the H2OType as template parameters.
 We enter the namespace Dumux. All Dumux functions and classes are in a namespace Dumux, to make sure they don`t clash with symbols from other libraries you may want to use in conjunction with Dumux.
 
 ```cpp
diff --git a/examples/biomineralization/material/fluidsystems/biominsimplechemistry.hh b/examples/biomineralization/material/fluidsystems/biominsimplechemistry.hh
index 9155bb6f4ce7d19d3b117674c6c79ebac53ac8e3..d2638bcc843c03ce1e6d937feaea2b64d389a7f0 100644
--- a/examples/biomineralization/material/fluidsystems/biominsimplechemistry.hh
+++ b/examples/biomineralization/material/fluidsystems/biominsimplechemistry.hh
@@ -39,7 +39,7 @@
 
 // we include all necessary fluid components
 #include <dumux/material/fluidstates/adapter.hh>
-#include <dumux/material/components/co2.hh>
+#include <dumux/material/components/simpleco2.hh>
 #include <dumux/material/components/h2o.hh>
 #include <dumux/material/components/tabulatedcomponent.hh>
 #include <dumux/material/components/sodiumion.hh>
@@ -63,7 +63,7 @@
 //
 // ### The fluidsystem class
 // In the BioMinSimpleChemistryFluid fluid system, we define all functions needed to describe the fluids and their properties accounted for in our simulation.
-// The simplified biogeochemistry biomineralization fluid system requires the CO2 tables and the H2OType as template parameters.
+// The simplified biogeochemistry biomineralization fluid system requires the CO2 component and the H2OType as template parameters.
 // We enter the namespace Dumux. All Dumux functions and classes are in a namespace Dumux, to make sure they don`t clash with symbols from other libraries you may want to use in conjunction with Dumux.
 // [[codeblock]]
 namespace Dumux::FluidSystems {