Methods of Analysis, [pp. 266-289].—Classification of methods; Platinic chlorid method; Official method; Alternate official method; Solution of organic compounds; Factors for calculation; Halle potash method; Dutch method; Swedish method; Method of the German Kali syndicate; Method for high grade potash salts; Barium oxalate method; de Roode method for kainit; Calcium chlorid method; Rapid control method; Determination from metallic platinum; Errors in platinum method; Effect of concentration on accuracy; Differences in form of crystals of potassium platinochlorid; Recovery of the platinum waste.
Estimation of Potash as Perchlorate
,
.—General principles; Caspari’s method of preparing perchloric acid; Kreider’s method; Keeping properties of perchloric acid; The analytical process for determining potassium as perchlorate; Removal of sulfuric acid; Applicability of the process; Accuracy of the process; Authorities cited in Part Third.
PART FOURTH.
Miscellaneous Fertilizers, [pp. 302-324].—Classification; Forms of lime; Application of lime; Action of lime; Analysis of lime; Gypsum, or land plaster; Analysis of gypsum; Common salt; Green vitriol; Stall manures; Hen manure; Guanos and cave deposits; Official French method for phosphoric acid in guanos; Leather waste; Wood ashes; Analysis of wood ashes; Method of analysis used in this laboratory; Official method for estimating alkalies in wood ashes; Statement of results; Authorities cited in Part Fourth; [Index].
ILLUSTRATIONS TO
VOLUME SECOND.
| Page. | ||
| Figure 1. | Apparatus for crushing mineral fertilizers | [ 5] |
| “ 2. | Plate grinder for minerals | [ 6] |
| “ 3. | Shaking apparatus for superphosphates | [60] |
| “ 4. | Shaking machine for ammonium magnesium phosphate | [64] |
| “ 5. | Rössler ignition furnace | [65] |
| “ 6. | Wagner’s digestion apparatus for slags | [79] |
| “ 7. | Jones’ reduction tube | [115] |
| “ 8. | Huston’s digesting apparatus | [142] |
| “ 9. | Huston’s mechanical stirrer | [145] |
| “ 10. | Mercury pump and azotometer | [174] |
| “ 11. | Moist combustion apparatus of the Halle agricultural laboratory | [201] |
| “ 12. | Distillation apparatus of Halle agricultural laboratory | [203] |
| “ 13. | Distilling apparatus | [208] |
| “ 14. | Schlöesing-Wagner apparatus | [229] |
| “ 15. | Halle nitric acid apparatus | [234] |
| “ 16. | Gantter’s nitrogen apparatus | [237] |
| “ 17. | Geological relations of the potash deposits near Stassfurt | [258] |
VOLUME SECOND.