| Friedrich Christian Accum - 1813 - 488 Seiten
...quantity of the concentrated liquid obtained by evaporating a solution of the salt, till it crystallises on cooling. Alter the position of every crystal once...receives any increment. The crystals will thus gradually grow or increase in size. When they have grown to such a size that their form can easily be distinguished,... | |
| Edward T W. Polehampton - 1815 - 688 Seiten
...at some distance from each other, and pour over them a quantity of* liquid obtained in the same way, by evaporating a solution of the salt, till it crystallizes...alternately exposed to the action of the liquid ; for the face on which the crystal rests never receives any increment. By this process the crystals gradually... | |
| Edward T W. Polehampton - 1815 - 712 Seiten
...at some distance from each other, and pour over them a quantity of liquid obtained in the same way, by evaporating a solution of the salt, till it crystallizes...Alter the position of every crystal once at least everyday with a glass rod, that all the faces may be alternately exposed to the action of the liquid... | |
| Thomas Thomson - 1817 - 642 Seiten
...at some distance from each other, and pour over them a quantity of liquid obtained in the same way, by evaporating a solution of the salt till it crystallizes...at least every day with a glass rod, that all the laces may be alternately exposed to the action of the liquid ; for • Jour, de Phys. Iv. SCO. the... | |
| Colin Mackenzie - 1822 - 774 Seiten
...at some distance from each other, and pour over them a quantity of liquid obtained in the same way, by evaporating a solution of the salt, till it crystallizes...alternately exposed to the action of the liquid ; for the face on which the crystal rests never receives any increment. By this process the crystals gradually... | |
| John Lee Comstock, Sir Richard Phillips - 1822 - 260 Seiten
...evaporating a solution of the aluui, till it crystalizes on cooling. Alter the position of the crystal at least every day, with a glass rod, that all the...crystal rests, or is in contact with the vessel, never is increased. The crystal will thus gradually grow, or increase in size. When they have grown to such... | |
| John Lee Comstock - 1825 - 252 Seiten
...evaporating a suhiuuu of ine alum, till it crystalizes on cooling. Alter the position of the crystal at least every day, with a glass rod, that all the...crystal rests, or is in contact with the vessel, never is increased. The crystal will thus gradually grow, or increase in size. When they have grown to such... | |
| Endless amusement - 1825 - 226 Seiten
...quantity of liquid obtained in the same way, by evaporating a solution of the salt, till it crystalizes on cooling. Alter the position of every crystal, once...alternately exposed to the action of the liquid ; for the face on which the crystal rests, never receives any increase. By this process, the crystals gradually... | |
| 1844 - 480 Seiten
...crystallizes on cooling. Change the position of every crystal once at least daily, with a glass rod, so that all the faces may be alternately exposed to the action of the liquid ; for the face on which the crystal rests, never receives an increase. By this process, the crystals will gradually... | |
| Boy - 1845 - 300 Seiten
...at some distance from each other, and pour over them a quantity of liquid obtained in the same way, by evaporating a solution of the salt, till it crystallizes...alternately exposed to the action of the liquid ; for the face on which the crystal rests never receives any increase. By this process the crystals gradually... | |
| |