Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 3
... reaction product was distilled under re- duced pressure and 71.5 grm . of the pro- duct was obtained . It was distilled under ordinary pressure after treating with 10 per cent . caustic soda solution , dried with cal- cium chloride ...
... reaction product was distilled under re- duced pressure and 71.5 grm . of the pro- duct was obtained . It was distilled under ordinary pressure after treating with 10 per cent . caustic soda solution , dried with cal- cium chloride ...
Strona 12
... reaction has been found by Hatschek , however , which presents anomalies . This is the production of lead chromate by the interaction of lead acetate and potassium chromate or dichromate . Stratified precipi- tates resulted from this ...
... reaction has been found by Hatschek , however , which presents anomalies . This is the production of lead chromate by the interaction of lead acetate and potassium chromate or dichromate . Stratified precipi- tates resulted from this ...
Strona 17
... reaction at a lower temperature he obtained dehydro- thiodiphenylamine . 6 CH ( OH ) NHS C , H , ( OH ) . Immedial pure blue on oxidation and bromination gives CHI ( Br ) , N ( CH2 ) 2NSC ̧HBr2 : 0 . ( tetra bromodimethyl aminothiazine ) ...
... reaction at a lower temperature he obtained dehydro- thiodiphenylamine . 6 CH ( OH ) NHS C , H , ( OH ) . Immedial pure blue on oxidation and bromination gives CHI ( Br ) , N ( CH2 ) 2NSC ̧HBr2 : 0 . ( tetra bromodimethyl aminothiazine ) ...
Strona 41
... reactions , intramolecular rearrange- ments , tautomerism , co - ordination , tri- phenylmethyl , and physical properties of substances could only be attempted in monograph , and such a work we are gaged in preparing for publication ...
... reactions , intramolecular rearrange- ments , tautomerism , co - ordination , tri- phenylmethyl , and physical properties of substances could only be attempted in monograph , and such a work we are gaged in preparing for publication ...
Strona 66
... 21 Sc 20 Ca 19K 18A 170 16S 15P 14 S 13 AL 6 8 10 SQUARE WAVE LENGTH X 10 ° Cms 12 14 16 18 ROOT OF FREQUENCY Fig . 2 . 20 X 10-8 22 24 I AVERAGE ANALYSES OF THE PRODUCTS OF THE REACTION BETWEEN 66 AUGUST 3 , 1923 . THE CHEMICAL NEWS .
... 21 Sc 20 Ca 19K 18A 170 16S 15P 14 S 13 AL 6 8 10 SQUARE WAVE LENGTH X 10 ° Cms 12 14 16 18 ROOT OF FREQUENCY Fig . 2 . 20 X 10-8 22 24 I AVERAGE ANALYSES OF THE PRODUCTS OF THE REACTION BETWEEN 66 AUGUST 3 , 1923 . THE CHEMICAL NEWS .
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
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