CONTENTS 



SECTION I.— PLANT LIFE 



CHAPTER I 

 Ultimate Constituents of Plants 



1. Qualitative Detection of Nitrogen 



2. Qualitative Detection of Phosphorus 



3. Qualitative Detection of Sulphur . 



4. Quantitative Determination of Moisture 



5. Quantitative Determination of Ash 



6. Qualitative Examination of Ash Constituents 



7. Quantitative Estimation of Nitrogen by Kjeldahl's 



Process ....... 10 



CHAPTER II 

 Proximate Constituents of Plants 



{a) Proteins. 



8. Preparation of Gluten from Wheat . . .14 



9. Qualitative Reactions of the Proteins . . • '5 



10. Quantitative Determination of Protein ... 17 



{b) Amides. 



11. Estimation of Amido-nitrogen in Asparagine . . 19 



{c) Fats and Oils. 



12. Quantitative Estimation of Fat or Oil . . -19 



13. Determination of Iodine Value of Linseed Oil . . 22 



14. Qualitative Examination of Cotton-seed Oil . . 24 



