iiAILEY AND FRANKLIN: WATERS OF THE KAW RIVER. 97 



DELAWARE RIVER. 



MINERAL ANALYSIS. 



Sodium oxid, ciilculatod 2 AS 



Chlorin 2 33 



Sulfuric anhydi-id 3.63 



Carbonic anhydrid, caicuiaU'd 12.02 



It is probable that the constituents are combined in the water as 

 follows: 



Silica and insoluble residue. . . 1.31 Magnesium carbonate 7.43 



Iron and alumina o.xids 0.53 Sodium chlorid 3. SO 



Calcium carbonate 19.89 Sodium sulfate 2.90 



Calcium sulfate 3.33 



SANITARY ANALYSIS, PARTIAL. 



Total solids 39.5000 Free ammonia ^ trace. 



Nitriigen as nitrates ami ni- /ilbuminoid ammonia 0.0280 



trites 0.0178 Chlorin 2.3400 



KAW RIVER, ABOVE LAWRENCE. 



MINERAL ANALYSIS. 



Total solids 70.10 Sodium oxid, calculated 10.25 



Silica and insoluble residue. . . 3.01 Ciilorin 14.43 



Iron and alumina oxids O.IS Sulfuric aniiydrid 11.13 



Cfilcium oxid 15.00 Carbunic anliydritl, calculated 13.85 



Magnesium oxid 4.40 



These constituents are probably combined as follows. 



Silica and insoluble residue. . . 3.01 Magnesium carbonate 9.68 



Iron and alumina oxids 0.48 Sodium chlorid 23.77 



Calcium sulfate 10,88 Sodium sulfate 8.38 



Calcium carbonate 19.90 



SANITARY ANALYSIS. 



Total solids 70.1(i00 Nitrogen as nitrates and ni- 



Organic carbon 0.0000 trites 0.0100 



Organic nitrogen 0.0750 Nitrogen as nitrites OOOO 



Free ammonia 0.0004 Total combined nitrogen 0.0853 



Albuminoid ammonia 0.0250 Ciilorin 14.4300 



WAKARUSA RIVER.t 



MINERAL ANALYSIS. 



Total solids 49.92 Sodium oxid, calculated ..... 8.92 



Silica and insoluble residue. . . 1.43 Chlorin 3.45 



Iron and alumina oxids 0.56 Sulfuric anhydride 3.27 



Calcium oxid 16.88 Carbonic anhydrid, calculated 10.15 



Magnesium oxid 2.68 



* Saniple.s collected in December, 1893. Analysis by J. E, Ctu'ry, 

 t Samples collected iu January, 1894. Analysis by J. E, Curry. 



