None
28l PAGE Slags decomposed by HC1, analysis of. 237 not decomposed by HC1, analysis of. 239 Smith, J. L., determination of alkalies in minerals 217, 234 Soda, caustic, reagent 39 Soda and potassa, separation of 217 Sodium, acetate of, reagent 40 carbonate of, reagent 40 hyposulphite of, reagent 40 nitrate of, reagent 40 thiosulphate of, reagent 40 and ammonium, phosphate of, re- agent 39 Sonnenschein, determination of phosphorus in iron and steel 80 Spatulas, platinum 28 Specific gravity of iron ores, method of de- termining 226 Standardizing volumetric solutions for de- termination of iron 179 by solution of ferric chloride. 180 by iron wire 182 by ferrous sulphate 183 Stead's chromometer 150 Stead, determination of combined carbon in low carbon steels and irons 149 Sulphate of barium, determination of, in iron ores 191 Sulphates, soluble, determination of, in iron ores ~ 191 Sulphur, as sulphides, in iron ores .... 192 conditions of, in coal 247 determination of, in coal and coke. 245 determination of, in iron and steel. 53 determination of, in iron and steel by rapid method 60 determination of, in iron and steel, special precautions in pig-iron. 59 determination of, in iron and steel by evolution as H2S 53 determination of, in iron and steel by evolution as H2S and absorption in alkaline solution of nitrate of lead 53 determination of, in iron and steel by evolution as H2S and absorp- tion and oxidation by bromine and HC1 56 Sulphur, determination of, in iron and steel by evolution as H2S and absorption and oxidation by permanganate of potassium 57 determination of, in iron and steel by evolution as H2S and absorption and oxidation by peroxide of hydrogen. 57 determination of, in iron and steel by evolution as H2S and absorption in ammoniacal solution of nitrate of silver 55 determination of, in iron and steel by oxidation and solution 57 method of reporting amount of, in coal 246 total, determination of, in iron ores. 190 Sulphuretted hydrogen gas, apparatus for generating 36 Sulphuric acid, reagent 32 Sulphurous acid, reagent 35 Svanberg and Struve, phospho-molybdate reaction 80 Tartaric acid, reagent 34 Tin, determination of, in iron and steel. 167 Titaniferous iron ores, method of recog- nizing 193 Titanic acid, determination of, in clay. 235 determination of, in iron ores. 194 iron ores containing analysis of. 206 interference of P2O5 with precipi- tation of 151 separation of, from P2O5 .... PAGE Washing-bottles, forms of 24 Watch-glasses, balanced 30 Water-bath, for determination of hygro- scopic water in iron ores 173 for use in color- carbon method and color-manganese method 143 Watts, determination of silicon in iron and steel 65 Weyl, determination of carbon in iron and steel , 108 Williams, determination of manganese in iron and steel 100 in spiegel and ferro-manganese . 102 Wohler, determination of carbon in iron and steel 107 separation of alumina and ferric oxide 211 Zinc, determination of, in iron ore .... 212 metallic, reagent 50 oxide of, in water, reagent 51 THE END. " ••'"*" -* * "*• UNIVERSITY OF CALIFORNIA LIBRARY BERKELEY Return to desk from which borrowed. This book is DUE on the last date stamped below. REC'D 21 30W62GH JUL LD 21-100m-9,'47(A5702sl6)476 * ,-t Nl # -* YD 04984 *jk -*£f... ~^k- ^ ^ ^ - --*^- ?P^£?~Pli - ^C "*K ^  -. 