A Course of Practical Chemistry: Arranged for the Use of Medical StudentsLongmans, Green, 1869 - 261 páginas |
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Página ix
... blowpipe 14 18 22 14. Glass - cutting and bending 15. Glass - blowing and sealing 19 16. Caoutchouc connectors & c . 17. Construction of apparatus 18. Filtration and decantation 19. Supports and baths 24 28 32 35 II 21. Heating solids ...
... blowpipe 14 18 22 14. Glass - cutting and bending 15. Glass - blowing and sealing 19 16. Caoutchouc connectors & c . 17. Construction of apparatus 18. Filtration and decantation 19. Supports and baths 24 28 32 35 II 21. Heating solids ...
Página 13
... blowpipe testing ( fig . 4 ) . With the chimney on , and the ascending mixture of gas and air burnt at the top of the gauze , as shown on page 34 , a large smokeless flame is obtained suitable for heating sand - baths , flasks , test ...
... blowpipe testing ( fig . 4 ) . With the chimney on , and the ascending mixture of gas and air burnt at the top of the gauze , as shown on page 34 , a large smokeless flame is obtained suitable for heating sand - baths , flasks , test ...
Página 14
... blowpipe , though difficult . to describe , is fortunately very easy to learn . The best blowpipe for general laboratory use is that designed by Dr. Black ( fig . 3 a ) . It consists of a small conical tube of brass or 14 CHEMICAL ...
... blowpipe , though difficult . to describe , is fortunately very easy to learn . The best blowpipe for general laboratory use is that designed by Dr. Black ( fig . 3 a ) . It consists of a small conical tube of brass or 14 CHEMICAL ...
Página 15
... blowpipe ( fig . 3 b ) , or even a bent glass tube drawn out to a fine point ( fig . 3 c ) will usually suffice . A coarse bat's - wing burner with the gas partly cut off , so as to produce a flame scarcely larger than that of a candle ...
... blowpipe ( fig . 3 b ) , or even a bent glass tube drawn out to a fine point ( fig . 3 c ) will usually suffice . A coarse bat's - wing burner with the gas partly cut off , so as to produce a flame scarcely larger than that of a candle ...
Página 16
... blowpipe jet . In using a blowpipe , the air must be projected by the muscles , not of the chest , but of the mouth , which should be blown Fig . 3 . b с out like a trumpeter's . The breathing has to be carried on through the nose only ...
... blowpipe jet . In using a blowpipe , the air must be projected by the muscles , not of the chest , but of the mouth , which should be blown Fig . 3 . b с out like a trumpeter's . The breathing has to be carried on through the nose only ...
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A Course of Practical Chemistry, Arranged for the Use of Medical Students William 1829-1921 Odling Sin vista previa disponible - 2016 |
Términos y frases comunes
acetic acid acid solution added addition alkaline aluminum ammonia anhydride antimony aqueous arsenic arsenic acid atom barium bead bismuth blowpipe blowpipe flame boiling cadmium calcium carbonate of sodium charcoal chloric acid chloride Cl₂ cobalt colour compounds containing copper Crown 8vo crystalline cyanide deposit dilute dissolved Edition effervescence evaporated examined excess of potash filter filtrate flask fused H₂O H₂S heated hydrate hydrochloric acid hydrogen ignition incrustation insoluble in water iodide iron lead liquid magnesium manganese mercury metals mixture moistened neutral neutralised nickel nitrate nitrate of silver nitric acid oxalate of calcium oxalic acid oxide paper perchloride peroxide phosphate piece potassium powder presence quantity reaction readily soluble reagent recognised residue shown in fig silicic sodium solid soluble soluble in excess strontium strychnia sublimate substance sulphate sulphide of ammonium sulphuretted hydrogen sulphuric acid sulphydric tartaric acid tartrate tion urine vapour vols weight white precipitate Woodcuts yellow zinc
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