Chemical News and Journal of Industrial Science, Tomy 111-112Chemical news office., 1915 |
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Strona 10
... Silver . " CRELLYN COLGRAVE BISSETT . By The effect produced by adding varying percentages of copper and iron respectively to molten silver containing silver sulphide in solution has been determined . In the case of iron it was found ...
... Silver . " CRELLYN COLGRAVE BISSETT . By The effect produced by adding varying percentages of copper and iron respectively to molten silver containing silver sulphide in solution has been determined . In the case of iron it was found ...
Strona 11
... Silver Refining business and Assay office . Excellent for intelligent youth desirous to take up Mining and I Salary paid . Moderate premium . - Address , " R 32 , " CHEMICAL N Office , 16 , Newcastle Street , Farringdon Street , London ...
... Silver Refining business and Assay office . Excellent for intelligent youth desirous to take up Mining and I Salary paid . Moderate premium . - Address , " R 32 , " CHEMICAL N Office , 16 , Newcastle Street , Farringdon Street , London ...
Strona 16
... Silver Hardness ( before ) . Hardness ( after ) . 20'3 32.2 Iron 57'7 62.3 24'0 36.5 43'0 Brass Zinc 33'I The microstructure was the same after this treatment as before , while to suggest that the hard vitreous phase had been formed as ...
... Silver Hardness ( before ) . Hardness ( after ) . 20'3 32.2 Iron 57'7 62.3 24'0 36.5 43'0 Brass Zinc 33'I The microstructure was the same after this treatment as before , while to suggest that the hard vitreous phase had been formed as ...
Strona 21
... silver required to react with the chloride present was ascertained by a gravi - volumetric method , the fron po metastannic acid produced by the hydrolysis of end point being found by nephelometric tests . Precipita- stannic chloride in ...
... silver required to react with the chloride present was ascertained by a gravi - volumetric method , the fron po metastannic acid produced by the hydrolysis of end point being found by nephelometric tests . Precipita- stannic chloride in ...
Strona 22
... silver oxide , which reagents were first employed for the etheri- fication of sugars by Purdie and Irvine ( Trans . , 1903 , xxxiii ,, 1021 ) . It has now been observed that practically all the methyl- ated sugar derivatives obtained in ...
... silver oxide , which reagents were first employed for the etheri- fication of sugars by Purdie and Irvine ( Trans . , 1903 , xxxiii ,, 1021 ) . It has now been observed that practically all the methyl- ated sugar derivatives obtained in ...
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