FEEDING STUEE INSPECTION. 



I«I 



ACIDITY AND COEOR OE GLUTEN MEAES AND FEEDS. 



Sta. 

 No. 



Brand 



Acidity 

 % 



Appearance 



Color 



2723 

 2894 

 2652 



Bay State 

 Buffalo 



.015 

 .033 

 .193 



Somewhat dark 



No coal tar color found 

 No coal tar color found 

 Not tested 



2660 

 2667 

 2673 





.118 

 .193 

 .118 



Reddish yellow 

 Somewhat dark 

 Reddish yellow 



Not tested 



Coal tar color found 



Not tested 



2683 

 2806 

 2818 





.100 

 .055 

 .068 



Slightly dark 

 Reddish yellow 



Not tested 

 Not tested 

 Not tested 



2822 

 2830 

 2857 





.053 

 .110 

 .163 



Slightly dark 



Reddish 



Reddish 



Not tested 

 Not tested 

 Coal tar color found 



2917 

 2047 

 2698 



Clinton 



.123 

 .063 

 .023 



Slightly dark 

 Reddish yellow 

 Natural 



Coal tar color found 

 Coal tar color found 

 No coal tar color found 



2702 



" 



.030 



" 



No coal tar color found 



2801 



Golden Rod 



.010 



Quite dark 



No coal tar color found 



2005 

 2875 

 2872 



Jenks 



(Meal) 



.013 

 .025 

 .038 



Quite dark 

 Yellow 



Not tested 



Coal tar color found 



Not tested 



2049 

 2688 

 2682 



New England 

 Tiger 



.055 

 .010 

 .140 



Light reddish yellow 

 Very slightly dark 



Coal tar color found 

 Coal tar color found 

 No coal tar color found 



2680 

 2797 

 2022 



Warner's 



.070 

 .063 

 .055 



Reddish 



Not tested 

 Not tested 

 Coal tar color found 



- 



Corn meal (coarse) 

 (bolted) 



.020 

 .020 

 .008 



Natural 



No coal tar color found 

 Not tested 

 Not tested 



All of the samples in above table were tested qualitatively for 

 sulphuric acid and hydrochloric acid. All the samples, including 

 the corn meals, exhibited traces of sulphuric acid but those glu- 

 tens which gave the highest percentages of total acidity usually 

 seemed to carry more sulphuric acid than the others. The 

 greater part of the acid present in excess, however, was hydro- 

 chloric, which varied considerably in the different samples, the 

 variations for the most part, agreeing quite closely with the 

 variations in total acidity. 



It will be noted that the Buffalo and Warner's gluten feeds 

 made respectively by the Corn Products Manufacturing Co., and 

 the Corn Products Refining Co. of Chicago, and the Tiger 

 gluten feed, made by the St. Louis Preserving Co., carried in 

 many instances inexcusable and dangerous amounts of acid, 



