diff --git a/test/test_f3.nml b/test/test_f3.nml
new file mode 100644
index 0000000..a8a2397
--- /dev/null
+++ b/test/test_f3.nml
@@ -0,0 +1,44 @@
+&nml_setup
+    nc=8,                ! Number of components
+    model="PR78",        ! SRK PR76 PR78 RKPR
+    mixrule="ClassicVdW" ! ClassicVdW 
+/
+
+&nml_composition
+    names="CO2" "C1-N2" "C2-C3" "C4" "C5" "C6" "C7+n" "Asph"
+    spec="critical", ! critical or parameters
+    z=0.0246 0.3694 0.0752 0.0193 0.0157 0.0162 0.47145 0.00815
+/
+
+&nml_classicvdw
+    kij(1, :)=0 0 0 0 0 0 0 0
+    kij(2, :)=0 0 0 0 0 0 0.053 0.135
+    kij(3, :)=0 0 0 0 0 0 0 0.135
+    kij(4, :)=0 0 0 0 0 0 0 0.135
+    kij(5, :)=0 0 0 0 0 0 0 0.135
+    kij(6, :)=0 0 0 0 0 0 0 0
+    kij(7, :)=0 0.053 0 0 0 0 0 0
+    kij(8, :)=0 0.135 0.135 0.135 0.135 0 0 0
+
+    lij(1, :)=0 0 0 0 0 0 0 0
+    lij(2, :)=0 0 0 0 0 0 0 0
+    lij(3, :)=0 0 0 0 0 0 0 0
+    lij(4, :)=0 0 0 0 0 0 0 0
+    lij(5, :)=0 0 0 0 0 0 0 0
+    lij(6, :)=0 0 0 0 0 0 0 0
+    lij(7, :)=0 0 0 0 0 0 0 0
+    lij(8, :)=0 0 0 0 0 0 0 0
+/
+
+&nml_critical
+    tc=304.0390 189.4280 339.8720 419.8170 465.0940 507.3170 860.3720 1424.8170 
+    pc=73.7900 45.8300 45.4100 37.5400 33.8000 32.9000 12.4600 12.2900 
+    w=0.225000 0.008500 0.127100 0.187800 0.239700 0.275000 1.022000 1.441000 
+/
+
+&nml_px
+    T=500.0
+    z_0=0.0246 0.3694 0.0752 0.0193 0.0157 0.0162 0.47145 0.00815
+    z_injection=1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
+    injection_case="displace" ! [dilute|displace]
+/