Chemical News and Journal of Industrial Science, Tomy 115-116Chemical news office., 1917 |
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Strona 11
... mixture is heated strongly . Action of Sulphur upon Baryta in Presence of Water . L. Guitteau . - When a mixture of two parts of hydrated baryta , one of sulphur , and 25 of water is boiled a liquid is obtained which is nearly black ...
... mixture is heated strongly . Action of Sulphur upon Baryta in Presence of Water . L. Guitteau . - When a mixture of two parts of hydrated baryta , one of sulphur , and 25 of water is boiled a liquid is obtained which is nearly black ...
Strona 55
... mixture boiled for ten minutes to decom- pose the excess of perborate . The solution is now cooled to room ... mixtures of cobalt and nickel are given in Table I. The cobalt used was a solution of pure cobalt sulphate containing o'00978 ...
... mixture boiled for ten minutes to decom- pose the excess of perborate . The solution is now cooled to room ... mixtures of cobalt and nickel are given in Table I. The cobalt used was a solution of pure cobalt sulphate containing o'00978 ...
Strona 66
... mixture of the black chert and sphalerite , and in all cases by their exact similarity . The concentric bands are of three types - grey bands of unaltered chert between lighter and darker areas ; lighter coloured bands of " cotton ...
... mixture of the black chert and sphalerite , and in all cases by their exact similarity . The concentric bands are of three types - grey bands of unaltered chert between lighter and darker areas ; lighter coloured bands of " cotton ...
Strona 71
... mixture of oxygen and ni rogen . This may be compared with the mixture of alcohol and water which we are accustomed to from St. Eloy , Noyant , and Ferrières . They. Chan'CAL NEWS , Feb 9 , 1917 71 The commercial source of ammonia is ...
... mixture of oxygen and ni rogen . This may be compared with the mixture of alcohol and water which we are accustomed to from St. Eloy , Noyant , and Ferrières . They. Chan'CAL NEWS , Feb 9 , 1917 71 The commercial source of ammonia is ...
Strona 74
... mixture of 75 parts of 91 and 92 per cent nitric acid with 150 parts of 95-96 per cent sulphuric acid . During the addition of the nitrating acids the temperature was maintained at 60-65 ° C. , after which the mixture was further heated ...
... mixture of 75 parts of 91 and 92 per cent nitric acid with 150 parts of 95-96 per cent sulphuric acid . During the addition of the nitrating acids the temperature was maintained at 60-65 ° C. , after which the mixture was further heated ...
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