Chemical News and Journal of Industrial Science, Tomy 115-116Chemical news office., 1917 |
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Strona 3
... colour chemistry , shows that it pays to employ large staffs of chemists , who are employed chiefly in making new compounds : - No. of em- No. of che- mists . ployees . 1900 . 148 Badische Aniline and Soda Fac- tories Colour Works of ...
... colour chemistry , shows that it pays to employ large staffs of chemists , who are employed chiefly in making new compounds : - No. of em- No. of che- mists . ployees . 1900 . 148 Badische Aniline and Soda Fac- tories Colour Works of ...
Strona 13
... colour chemistry . Sodamide itself interacts with a Cheap sodium azide will lead to useful developments great variety of aromatic substances . With 3 - naphthol it furnishes 5 - amino - 8 - naphthol , a product recently suggested as a ...
... colour chemistry . Sodamide itself interacts with a Cheap sodium azide will lead to useful developments great variety of aromatic substances . With 3 - naphthol it furnishes 5 - amino - 8 - naphthol , a product recently suggested as a ...
Strona 14
... colour chemist predicted that no British firm could produce the colours within ten years of the commencement of war ; but recently British Dyes Limited have put on the market a blue of this type called chloranthrene blue , a very credit ...
... colour chemist predicted that no British firm could produce the colours within ten years of the commencement of war ; but recently British Dyes Limited have put on the market a blue of this type called chloranthrene blue , a very credit ...
Strona 20
... coloured red by thiocyanate , retained its colour for many hours , but bleached rapidly as soon as a little potassium chloride was added , thus showing conspicuously the much greater velocity in the presence of chloride ion . It is ...
... coloured red by thiocyanate , retained its colour for many hours , but bleached rapidly as soon as a little potassium chloride was added , thus showing conspicuously the much greater velocity in the presence of chloride ion . It is ...
Strona 35
... colour - printing for illustration work is dependent on the use of photographic plates which have been specially rendered sensitive to red and other colours to which they would ordinarily be blind . It has also been found necessary to ...
... colour - printing for illustration work is dependent on the use of photographic plates which have been specially rendered sensitive to red and other colours to which they would ordinarily be blind . It has also been found necessary to ...
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