Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 10
... Distillation of Tar .- ( Reply to R. J . ) - The best work on the distillation of tar , & c . , is by Dr. George Lunge , published by Vieweg and Sohn , Brunswick . - DESTRUCTIVE DISTILLATOR . MEETINGS FOR THE WEEK . MONDAY , Jan. 6th ...
... Distillation of Tar .- ( Reply to R. J . ) - The best work on the distillation of tar , & c . , is by Dr. George Lunge , published by Vieweg and Sohn , Brunswick . - DESTRUCTIVE DISTILLATOR . MEETINGS FOR THE WEEK . MONDAY , Jan. 6th ...
Strona 18
... distillate contained o'03 m.grm . H3N equivalent to o'11 m.grm .; HNO3 , or o'022 m.grm . ; HNO3 per cubic centimetre . ACTION OF POTASSIUM PERMANGANATE UPON OXALIC ACID . By ALBERT R. LEEDS , Ph.D. IN a paper entitled " Ozone and the ...
... distillate contained o'03 m.grm . H3N equivalent to o'11 m.grm .; HNO3 , or o'022 m.grm . ; HNO3 per cubic centimetre . ACTION OF POTASSIUM PERMANGANATE UPON OXALIC ACID . By ALBERT R. LEEDS , Ph.D. IN a paper entitled " Ozone and the ...
Strona 22
... distillation of coal , The Gazzetta Chimica Italiana . Anno viii . , 1878. Fasc . vi . and vii . Crystalline Form of Usnic Acid.-P. Freda . - The same remark applies to this memoir . Preparation of Digallic Acid.-Dr. P. Freda . - A ...
... distillation of coal , The Gazzetta Chimica Italiana . Anno viii . , 1878. Fasc . vi . and vii . Crystalline Form of Usnic Acid.-P. Freda . - The same remark applies to this memoir . Preparation of Digallic Acid.-Dr. P. Freda . - A ...
Strona 39
... distillate was nearly free from oily matter . On cooling , the aqueous portion was separated from the thick oily product , and the latter boiled with an excess of a solution of sodium carbonate . The boiling alkaline solution was ...
... distillate was nearly free from oily matter . On cooling , the aqueous portion was separated from the thick oily product , and the latter boiled with an excess of a solution of sodium carbonate . The boiling alkaline solution was ...
Strona 40
... distillate , which should contain some free zinc ethyl , is poured into water , the zincic hydrate dissolved in dilute sulphuric acid , and the heavy oily layer of crude stannic ethide separated and purified . The pure substance has ...
... distillate , which should contain some free zinc ethyl , is poured into water , the zincic hydrate dissolved in dilute sulphuric acid , and the heavy oily layer of crude stannic ethide separated and purified . The pure substance has ...
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