Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 9
... cent of silicium , whilst the alloy of iron and manganese richest in silicium has only 10 per cent . Its origin is unknown . In all the arrangements in general use for regulating the electric light , the carbon pencils are placed in the ...
... cent of silicium , whilst the alloy of iron and manganese richest in silicium has only 10 per cent . Its origin is unknown . In all the arrangements in general use for regulating the electric light , the carbon pencils are placed in the ...
Strona 18
... cent of potassium nitrate , and 7:47 per cent of other impurities , principally potassium chlorate , but along with it some manganic oxide , insoluble silicious residue , and a minute amount of potassium chloride . A trace of chlorine ...
... cent of potassium nitrate , and 7:47 per cent of other impurities , principally potassium chlorate , but along with it some manganic oxide , insoluble silicious residue , and a minute amount of potassium chloride . A trace of chlorine ...
Strona 19
... cent of Carbon . Ingots . 0'24 0'24 0'25 Plates . 0'20 0'19 O'21 Such plates have a beautiful shining surface , perfectly clean , and give a higher percentage of elongation . this pressure , without continual blowing , until it expends ...
... cent of Carbon . Ingots . 0'24 0'24 0'25 Plates . 0'20 0'19 O'21 Such plates have a beautiful shining surface , perfectly clean , and give a higher percentage of elongation . this pressure , without continual blowing , until it expends ...
Strona 28
... cent mixture of opium in water . Mr. Scott calculates that the annual consumption of poppy petals is upwards of 16,000 maunds ( one maund equals 100 lbs . troy ) , to compose which the entire petals of no less than 4,710,400,000 flowers ...
... cent mixture of opium in water . Mr. Scott calculates that the annual consumption of poppy petals is upwards of 16,000 maunds ( one maund equals 100 lbs . troy ) , to compose which the entire petals of no less than 4,710,400,000 flowers ...
Strona 31
... cent , existing in the original silver lead , is an advantage , inas- much as this small quantity of antimony has a remark- able effect in reducing the quantity of lead oxides formed , Without absolute proof it may be premature to speak ...
... cent , existing in the original silver lead , is an advantage , inas- much as this small quantity of antimony has a remark- able effect in reducing the quantity of lead oxides formed , Without absolute proof it may be premature to speak ...
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