— -iOH — 



Yer- ^vcudete B*^^^«^'!*- Tem- Barometer Gefundeu , , 



sucls- Substanz Menge, ,,?*«- ^'f'"'- ^"* Q" Stickstoff Aualy- 



siiclis öUDsranz ^^^^«^^, Volumen tur reducirt tiker 



mg o/o 



trocken Volumen tur reducirt 

 g g " C. mm 



94. 



100. 



Erbsen 

 Samen 



Jahrgang 1885. 



0,9348 39,4 



19 



765,0 45,(J0 4,87 R. 



105. f^^^®" 1 0.9880 45,6 16 757,0 52,95 5.36 R. 



Samen ) > , 



Erbsen 

 105. Stroh und} 0,9410 21,0 20 

 Spreu 



Erbsen 

 Samen 



Erbsen 

 109. Stroh und} 0,9403 10,5 17 

 Spreu 



767,0 24,11 2,56 R. 

 0.9435 42.6 20 761,0 48,84 5,15 R. 



765,0 12,02 1,28 R. 



B. Nach Varrentrapp-WiM'scher Methode. 



20 com H,SO, = 0,1334 g N. 



T i t r ir f 1 ü s s i g k e i t e n : 



20.0 ccm NaOH = 20 ccm H0SO4 — 1 ccm NaOH = 0,0OGG7 g N. 

 ')4.2 ccm Ba(0H)2 = 20 ccm H,SO, — 1 ccm Ba(0H)2 — 0,(H)24G g N. 



54.1 ccm Ba(OH)., = 20 ccm H^SO, — 1 ccm Ba(OH),, -- 0.(K)247 g N. 

 54,6 ccm Ba(0H)2 ■= 20 ccm H^SO^ — 1 ccm Ba(0H)2 = 0.00244 g N. 

 (;5,7 ccm Ba(OH)., = 20 ccm H2SO4 — 1 ccm BaCOH)^ = 0,00203 g N. 



Ver- 

 suchs 



No. 



