Chemical News and Journal of Industrial Science, Tomy 131-132Chemical news office., 1925 |
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Strona 17
... Bismuth , tin , cobalt , and nickel , fortunately , will be eliminated in the process . The sulphites of those undesirable metals are soluble , while lead sulphate is insoluble , a fact that makes it possible to remove lead . The ...
... Bismuth , tin , cobalt , and nickel , fortunately , will be eliminated in the process . The sulphites of those undesirable metals are soluble , while lead sulphate is insoluble , a fact that makes it possible to remove lead . The ...
Strona 78
... bismuth compounds . 213,593 . - Geigy Soc . Anon , J. R. - Process of dyeing acetyl - cellulose . 236,086 . - Keiser , Dr. K. - Manufacture of formaldehyde . Abstract Published this Week . 234,192 . - Hexamethylenetetramine . · Kar- an ...
... bismuth compounds . 213,593 . - Geigy Soc . Anon , J. R. - Process of dyeing acetyl - cellulose . 236,086 . - Keiser , Dr. K. - Manufacture of formaldehyde . Abstract Published this Week . 234,192 . - Hexamethylenetetramine . · Kar- an ...
Strona 129
... Bismuth Trisulphide From Acid Medium By S. Ramachandran . PAGE . 129 131 137 135 Activated Carbon 135 From a Correspondent . Steam Generation Efficiency 136 By a Well - known Engineer Gold , Copper , Lead and Zinc in the Eastern States ...
... Bismuth Trisulphide From Acid Medium By S. Ramachandran . PAGE . 129 131 137 135 Activated Carbon 135 From a Correspondent . Steam Generation Efficiency 136 By a Well - known Engineer Gold , Copper , Lead and Zinc in the Eastern States ...
Strona 135
... bismuth chloride , although several text- books state that bismuth is precipitated as sulphide by sulphuretted hydrogen , even in acid solution , and that bismuth sulphide is soluble in concentrated hydrochloric acid only on long ...
... bismuth chloride , although several text- books state that bismuth is precipitated as sulphide by sulphuretted hydrogen , even in acid solution , and that bismuth sulphide is soluble in concentrated hydrochloric acid only on long ...
Strona 180
... bismuth wire and an an- timony wire joined together , the E.M.F. of 0.0001 volt for one degree is obtained , that is to say , when the difference of tem- perature between the elements of the junc- tions is maintained at one degree Centi ...
... bismuth wire and an an- timony wire joined together , the E.M.F. of 0.0001 volt for one degree is obtained , that is to say , when the difference of tem- perature between the elements of the junc- tions is maintained at one degree Centi ...
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