524 



SEC. 13. CHEMISTRY. 



Narcotine. Metagallic acid. 



Nicotine. Mycoinelic acid. 



Strychnine. Valeric acid. 



Opianic acid. Fulminate of potassium. 



Piperine. 



'Prof. A. W. Hofmann, Berlin. 



Calcined soda, 98 per cent. Na 2 CO 3 . 

 Calcined soda, 100 per cent.Na 2 CO 3 . 

 Sodium bicarbonate, HNaCO 3 . 



The preparations have been obtained by the exhibitor by an ammonia- 

 soda process carried out and developed by himself. This method has been 

 introduced in the exhibitor's factory at Grevenberg, near Aix-la-Chapelle ; at 

 the Nuremberg Soda Manufactory, near Nuremberg ; at the Soda Manufactory 

 of the Rothenfeld Saline and Salt Bath Company at Rothenfelde, near 

 Osnabriick, and at the Aalborger chemiske Fabrikker og Gjbdningsfabrik at 

 Aalborg in Denmark. Moritz Honigmaun, Aachen. 



Dextrin. 



Monobasic sugar-lime. 



Tribasic 



Double phosphate of manganese and 



ammonium. 

 Artificial wax. 

 Paraffin. 



Dr. Franz Hulwa, Breslau. 



Barium-platino cyanide, Pt(CN) 2 Ba(CN) 2 4H 2 O. 

 Barium-chlorate, BaCl 2 O6. 

 Cuprous oxide, Cu 3 O. 

 Stannous oxide, SnO. 



J. Hutstein, Manufacturer, Breslau. 



\ . Quinine puriss crystal!. 



2. Cotoin, the crystalline principle 



of the Goto bark. 



3. CotoBark. 



4. Quinine salicylic, cryst. 



5. Quinine phenylo-muriat. 



6. Quinine phenylosulfuric. 



7. Sulphophenylateof Cinchonidine. 



1 . Methylic alcohol pure. 



2. Formic acid cryst. 



3. Mcthylsulphocarbylamiu, 



CH 3 -N 



4. Sulphocarbamid. 



5. Guanidine, CH 5 N 3 . 



6. lodofonn. 



7. Nitroethane, C 2 H 5 ~N=O 2 . 



8. Ethylsulphocarbylamin, 



C,H 5 -N = 



9. Acetaldehyde. 



10. Paraldehyde. 



11. Aldehyde. 



12. Isopropylic alcohol. 



13. Jsobutylic alcohol. 



14. Allylic alcohol. 

 !J5. Propionic acid. 



= CS. 



=cs. 



8. Echicerin. 



9. Echitin. 



10. Echitein, crystalline principle of 



the Dita bark. 



11. Dita bark. 



12. Sautoninic Acid. 



13. Quinamine. 



14. Laudamine. 



Fried. Jobst, Stuttgart. 



16. Allylamine. 



17. Methylethylketon, 



CH 3 -CO--C,H 5 . 



18. Isobutylic alcohol. 



19. Trimethylcarbinol. 



20. Monochlorcrotonic acid. 



21. Amylic ether. 



22. Furfurol. 



23. Capronitrile. 



24. Capronic acid from the nitrile. 



25. Hexyliodide from mannite. 



26. Orcine. 



27. Pyrocatechin. 



28. Resorcin. 



29. Hydroquinone. 



30. Quinone. 



C. A. F. Kahlbaum, Berlin. 



