XVI 



CONTENTS 



1 1 6. Phosphates 



117. The Ammonium Citrate Solution 



118. Calcium .... 



1 19. Alkali Salts 



120. Sulphate .... 



121. Statement of Results 



Basic Slag. 



122. Qualitative Examination of Basic Slag 



123. Adulteration of Basic Slag 



124. Analysis of Basic Slag 



PAOK 

 132 



133 

 134 

 134 



135 

 135 

 136 



CHAPTER XIII 

 Potash Manures 



125. Wood Ashes .... 



126. Potash Felspar .... 



Examination of Potash Salts. 



127. Qualitative Examination . 



128. Potash 



129. Chloride . 



130. Sulphate . 



131. Lime 



Analysis of Potash Salts. 



137 

 137 



138 



138 

 139 

 139 

 139 



CHAPTER XIV 

 Mixed Manures and Calcium Compounds 



Mixed Manures — Guano. 

 \yi. Qualitative Examination of Guanos 



133. Separation of Uric Acid from Guano 



134. Examination of other Mixed Manures . 



135. Artificial Manures — Incompatible Manures 



136. Analysis of Mixed Manures 



140 

 141 

 142 

 142 

 143 



