diff --git a/input/thermo/libraries/C1_C2_Fluorine.py b/input/thermo/libraries/C1_C2_Fluorine.py
index f7ab02b11d..783b53e995 100644
--- a/input/thermo/libraries/C1_C2_Fluorine.py
+++ b/input/thermo/libraries/C1_C2_Fluorine.py
@@ -42,8 +42,8 @@
 """,
     thermo = NASA(
         polynomials = [
-            NASAPolynomial(coeffs=[3.88707643E+00, 7.48865564E-04,-1.61882213E-07,-1.33318562E-11, 2.95334585E-15, -1.24339610E+03, 1.89730015E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
-            NASAPolynomial(coeffs=[3.05475955E+00, 2.39284287E-03, 1.02445470E-06, -4.21369121E-09, 2.20531535E-12,-1.01889608E+03, 6.25912496E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
+            NASAPolynomial(coeffs=[3.05475955E+00, 2.39284287E-03, 1.02445470E-06, -4.21369121E-09, 2.20531535E-12,-1.01889608E+03, 6.25912496E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
+            NASAPolynomial(coeffs=[3.88707643E+00, 7.48865564E-04,-1.61882213E-07,-1.33318562E-11, 2.95334585E-15, -1.24339610E+03, 1.89730015E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
         ],
         Tmin = (200,'K'),
         Tmax = (6000,'K'),
@@ -62,8 +62,8 @@
 """,
     thermo = NASA(
         polynomials = [
-            NASAPolynomial(coeffs=[2.92408264E+00, 8.52279140E-04, -1.60115398E-07, 1.31455482E-11, -2.46281644E-16, -3.36186854E+04, 4.19417238E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
-            NASAPolynomial(coeffs=[3.47861056E+00, 2.30210129E-04,-7.26207054E-07, 8.90789862E-10,-2.44257848E-13,-3.38440904E+04, 1.03719885E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
+            NASAPolynomial(coeffs=[3.47861056E+00, 2.30210129E-04,-7.26207054E-07, 8.90789862E-10,-2.44257848E-13,-3.38440904E+04, 1.03719885E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
+            NASAPolynomial(coeffs=[2.92408264E+00, 8.52279140E-04, -1.60115398E-07, 1.31455482E-11, -2.46281644E-16, -3.36186854E+04, 4.19417238E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
         ],
         Tmin = (200,'K'),
         Tmax = (6000,'K'),
@@ -83,8 +83,8 @@
 """,
     thermo = NASA(
         polynomials = [
-            NASAPolynomial(coeffs=[3.76688366E+00, 7.72455711E-04,-2.81687813E-07, 4.79035640E-11,-2.92695193E-15, 2.84210431E+04, 3.72489614E+00], Tmin=(100,'K'), Tmax=(1000,'K')),
-            NASAPolynomial(coeffs=[3.84369209E+00,-3.50188886E-03, 1.29819685E-05,-1.43766790E-08, 5.35553536E-12, 2.85946414E+04, 4.30541730E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
+            NASAPolynomial(coeffs=[3.84369209E+00,-3.50188886E-03, 1.29819685E-05,-1.43766790E-08, 5.35553536E-12, 2.85946414E+04, 4.30541730E+00], Tmin=(100,'K'), Tmax=(1000,'K')),
+            NASAPolynomial(coeffs=[3.76688366E+00, 7.72455711E-04,-2.81687813E-07, 4.79035640E-11,-2.92695193E-15, 2.84210431E+04, 3.72489614E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
         ],
         Tmin = (200,'K'),
         Tmax = (6000,'K'),
@@ -353,8 +353,8 @@
 """,
     thermo = NASA(
         polynomials = [
-            NASAPolynomial(coeffs=[4.29579412E+00,-1.53396225E-05, 2.06380037E-07,-6.67261993E-11, 5.19689372E-15,1.19363867E+04, 1.26523156E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
-            NASAPolynomial(coeffs=[4.12523435E+00,-4.05489906E-03, 1.48376058E-05,-1.71470326E-08, 6.66439670E-12, 1.21878876E+04, 3.19599877E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
+            NASAPolynomial(coeffs=[4.12523435E+00,-4.05489906E-03, 1.48376058E-05,-1.71470326E-08, 6.66439670E-12, 1.21878876E+04, 3.19599877E+00], Tmin=(200,'K'), Tmax=(1000,'K')),
+            NASAPolynomial(coeffs=[4.29579412E+00,-1.53396225E-05, 2.06380037E-07,-6.67261993E-11, 5.19689372E-15,1.19363867E+04, 1.26523156E+00], Tmin=(1000,'K'), Tmax=(6000,'K')),
         ],
         Tmin = (200,'K'),
         Tmax = (6000,'K'),