411 



norske Kulprøver. Th. Kj. 1870. 



Beregnet paa askefri Substants. 



c 



H 



N 







63.55 



9.2 



0.8o 





63.2 



9.5 



0.85 



26.45 



61.8 



8.7 



0.0 



29.5 



63.3 



9.0 



(0.0) 



27.7 



67.0 



5.7 







75.9 



7.7 



(1.3) 



15.1 



79.2 



5.3 



15.5 



67.5 



5.4 



27.1 



65.3 



5.0 



29.7 



74.0 



7.8 



0.7 



17.5 



Middeltal. 



C H N O 



63.4 9.35 0.85 26.^ 



62.5 8.9 0.0 28.6 



67.0 5.7 



75.9 7.7 



79.2 5.3 



66.4 5.2 



1.2 26.1 



16.4 



15.5 



28.4 



74.0 7.8 



0.7 17.5 



