Chemical News and Journal of Industrial Science, Tomy 121-122Chemical news office., 1920 |
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Strona 12
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing ANTIMONY . TIN , COPPER , LEAD , and FINE CHEMICALS . Sulphurous Acid and Sulphites Phosphoric Acid & Phosphates Hydrofluoric Acid and Fluorides Formaldehyde ...
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing ANTIMONY . TIN , COPPER , LEAD , and FINE CHEMICALS . Sulphurous Acid and Sulphites Phosphoric Acid & Phosphates Hydrofluoric Acid and Fluorides Formaldehyde ...
Strona 24
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing TIN , COPPER , LEAD , and LEWIS'S Circulating LIBRARY . Annual Subscription .. from One Guinea . TECHNICAL AND SCIENTIFIC WORKS . READING ROOM OPEN DAILY ...
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing TIN , COPPER , LEAD , and LEWIS'S Circulating LIBRARY . Annual Subscription .. from One Guinea . TECHNICAL AND SCIENTIFIC WORKS . READING ROOM OPEN DAILY ...
Strona 36
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing TIN , COPPER , LEAD , and ANTIMONY . FINE CHEMICALS . Sulphurous Acid and Sulphites Phosphoric Acid & Phosphates Hydrofluoric Acid and Fluorides Formaldehyde ...
... COPPER MATTE , TIN ASHES , & c . , ORES , DROSS , or RESIDUES containing TIN , COPPER , LEAD , and ANTIMONY . FINE CHEMICALS . Sulphurous Acid and Sulphites Phosphoric Acid & Phosphates Hydrofluoric Acid and Fluorides Formaldehyde ...
Strona 43
... copper , and the spark spectra in helium of antimony , bis- muth , aluminium , cadmium , lead , magnesium , thallium , and tin have been investigated in the region below a 1850 Å . U. = ( ii ) The measurements of the arc spectra of ...
... copper , and the spark spectra in helium of antimony , bis- muth , aluminium , cadmium , lead , magnesium , thallium , and tin have been investigated in the region below a 1850 Å . U. = ( ii ) The measurements of the arc spectra of ...
Strona 44
... copper . Details are given of the methods used in preparing a reproducible contact material . After oxidation and reduction a second time , the copper showed an activity of unchanged value . It is shown that copper prepared ...
... copper . Details are given of the methods used in preparing a reproducible contact material . After oxidation and reduction a second time , the copper showed an activity of unchanged value . It is shown that copper prepared ...
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