Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
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Strona 10
... pure water to the community , and it is quite right that this should be done , but yet , the senses of sight , smell or taste will prevent us from drinking impure water , but in comparison , we waste fully 50 million tons of coal per ...
... pure water to the community , and it is quite right that this should be done , but yet , the senses of sight , smell or taste will prevent us from drinking impure water , but in comparison , we waste fully 50 million tons of coal per ...
Strona 15
... pure , the reader is apt to ask himself - What are im- pure isotopes ? The definition , however , of pure substances and solutions is given on page 10 , which shows that the authors have been thorough in their work ; but still we think ...
... pure , the reader is apt to ask himself - What are im- pure isotopes ? The definition , however , of pure substances and solutions is given on page 10 , which shows that the authors have been thorough in their work ; but still we think ...
Strona 16
... Pure Chemicals for Research Work JOHN J. GRIFFIN & SONS , Ltd. KINGSWAY , LONDON , W.C. T. TYRER & Co. , Ltd . Stirling Chemical Works . STRATFORD , LONDON , Telephone : MARYLAND 2510 , 2511 . CEMICALS for Analysis . Research , and ...
... Pure Chemicals for Research Work JOHN J. GRIFFIN & SONS , Ltd. KINGSWAY , LONDON , W.C. T. TYRER & Co. , Ltd . Stirling Chemical Works . STRATFORD , LONDON , Telephone : MARYLAND 2510 , 2511 . CEMICALS for Analysis . Research , and ...
Strona 17
... pure blue on oxidation and bromination gives CHI ( Br ) , N ( CH2 ) 2NSC ̧HBr2 : 0 . ( tetra bromodimethyl aminothiazine ) . The formula CH2 ( CH ) NII , NSC , H , S , has been assigned to Immedial Indone ob- tained from a mixture of o ...
... pure blue on oxidation and bromination gives CHI ( Br ) , N ( CH2 ) 2NSC ̧HBr2 : 0 . ( tetra bromodimethyl aminothiazine ) . The formula CH2 ( CH ) NII , NSC , H , S , has been assigned to Immedial Indone ob- tained from a mixture of o ...
Strona 18
... pure blue C is made from p- dimethylamine p - hydroxydiphenylamine . Immedial blue C from p - hydroy - o - p- dinitrodiphenylamine . Immedial Indone NH , CHN : NCH : 0 . from the indone Indo . carbon SSF is by far the most im- portant ...
... pure blue C is made from p- dimethylamine p - hydroxydiphenylamine . Immedial blue C from p - hydroy - o - p- dinitrodiphenylamine . Immedial Indone NH , CHN : NCH : 0 . from the indone Indo . carbon SSF is by far the most im- portant ...
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acid action addition alcohol amount ANALYTICAL BALANCE appears application arsenic Association atom British carbon carbon tetrachloride carried cent charge chemical Chemistry chloride College colour complete compounds concentrate containing course crystals derivatives determined dyes effect electric electrons elements energy examination exist experiments fact frequency further give given glass heat hydrogen important increase industry Institute interest known laboratory lead less light lines London manufacture mass material matter means ment mercury metal method molecule nature nucleus observed obtained organic oxide period phase physical position possible practical precipitated prepared present properties Published pure quantum radiation reaction regarded relation Research rubber salts separated shown sodium solution spectrum structure sulphuric temperature term theory tion Trade United various weight