 | Royal Society (Great Britain) - 1892 - 626 стор.
...paste sufficiently to dissolve the crystals, but not above a temperature of 30°. Keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool. Crystals of zinc sulphate should then be distinctly visible throughout the mass ; if this is not the... | |
 | Great Britain - 1894 - 610 стор.
...the consistence of cream. Heat the paste, but not above a temperature of 30' C. Keep the paste for an hour at this temperature, agitating it from time to...this is not the case add more crystals from the stock bottle, and repeat the whole process. This method ensures the formation of a saturated solution of... | |
 | 1891 - 680 стор.
...sufficiently to dissolve the crystals, but not above a temperature of 30 per cent. ; keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool. Crystals of zinc sulphate should then be distinctly visible throughout the mass ; if this is not the... | |
 | British Association for the Advancement of Science - 1892 - 1258 стор.
...paste sufficiently to dissolve the crystals, but not above a temperature of 30°. Keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool. Crystals of zinc sulphate should then be distinctly visible throughout the mass ; if this is not the... | |
 | British Association for the Advancement of Science - 1892 - 1146 стор.
...paste sufficiently to dissolve the crystals, but not above a temperature of 30°. Keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool. Crystals of zinc sulphate should then be distinctly visible throughout the mass ; if this is not the... | |
 | Royal Society (Great Britain) - 1892 - 612 стор.
...paste sufficiently to dissolve the crystals, but not above a temperature of 30°. Keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool. Crystals of zinc sulphate should then be distinctly visible throughout the mass ; if this is not the... | |
 | 1893 - 630 стор.
...consistence of cream. Heat the paste, but not above a temperature of SOdeg. C. Keep the paste for an hour at this temperature, agitating it from time to...is not the case, add more crystals from the stock bottle, and repeat the whole process. The method ensures the formation of a saturated solution of zinc... | |
 | American Institute of Electrical Engineers - 1893 - 780 стор.
...consistence of cream. Heat the paste, but not above a temperature of 3i> deg. 0. Keep the paste for an hour at this temperature, agitating it from time to...sulphate should then be distinctly visible, and should be distribute! throughout the mass; if this is not the case add more crystals from the stock bottle, and... | |
 | 1893
...consistence of cream. Heat the paste, but not above a temperature of 30 deg. C. Keep the paste for an hour at this temperature, agitating it from time to...sulphate should then be distinctly visible, and should be distribute.! throughout the mass ; if this is not the case add more crystals from the stock bottle,... | |
 | British Association for the Advancement of Science - 1894 - 1272 стор.
...consistence of cream. Heat the paste, but not above a temperature of 30° C. Keep the paste for an hour at this temperature, agitating it from time to...this is not the case add more crystals from the stock bottle, and repeat the whole process. This method ensures the formation of a saturated solution of... | |
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C. Keep the paste for an hour at this temperature, agitating it from time to time, then allow it to cool ; continue to shake it occasionally while it is cooling. Crystals of zinc sulphate should then be distinctly visible, and should be distributed... 
