Chemical News and Journal of Physical Science, Tom 100Chemical news office., 1909 |
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... , LONDON , W.C. Sole Agents for Heraeus ' ELECTRIC TUBE AND CRUCIBLE FURNACES , QUARTZ RESISTANCE THERMOMETERS , MERCURY VAPOUR LAMPS . Lists on application . BOOK BARGAINS . Harmsworth's " Encyclopædia , " last edition.
... , LONDON , W.C. Sole Agents for Heraeus ' ELECTRIC TUBE AND CRUCIBLE FURNACES , QUARTZ RESISTANCE THERMOMETERS , MERCURY VAPOUR LAMPS . Lists on application . BOOK BARGAINS . Harmsworth's " Encyclopædia , " last edition.
Strona 10
... tube at a temperature of 1500 ° C. pared , and found to consist of approximately 50 per cent A larger quantity of this product was subsequently pre- silicon sulphide ( assuming the formula to be SiS2 ) , the remainder being iron ...
... tube at a temperature of 1500 ° C. pared , and found to consist of approximately 50 per cent A larger quantity of this product was subsequently pre- silicon sulphide ( assuming the formula to be SiS2 ) , the remainder being iron ...
Strona 12
... , LONDON , W.C. Sole Agents for Heraeus ' ELECTRIC TUBE AND CRUCIBLE FURNACES , QUARTZ RESISTANCE THERMOMETERS , MERCURY VAPOUR LAMPS . Lists on application . Advertisements . vigorously " The studa this volume ful subject.
... , LONDON , W.C. Sole Agents for Heraeus ' ELECTRIC TUBE AND CRUCIBLE FURNACES , QUARTZ RESISTANCE THERMOMETERS , MERCURY VAPOUR LAMPS . Lists on application . Advertisements . vigorously " The studa this volume ful subject.
Strona 13
... tube taken off . 3. If the bore of the capillary - tube is not too narrow , one end is sealed off in the blowpipe flame . A refill ( see Fig . 4 ) is made by softening in the flame one end of a piece of glass tubing and drawing it off ...
... tube taken off . 3. If the bore of the capillary - tube is not too narrow , one end is sealed off in the blowpipe flame . A refill ( see Fig . 4 ) is made by softening in the flame one end of a piece of glass tubing and drawing it off ...
Strona 14
... tube , for experiments in which the rod was heated below 1500 ° ; above this temperature a silica tube was employed . The apparatus was made air - tight by luting the ends of the tube with soft wax . Temperature readings were made by ...
... tube , for experiments in which the rod was heated below 1500 ° ; above this temperature a silica tube was employed . The apparatus was made air - tight by luting the ends of the tube with soft wax . Temperature readings were made by ...
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