340
———————————
“ Smithsonian Report ” (review), Starch and glycogen, transfor-208
 ] mations of by diastase, 95
Soaps, analysis of, 53 sugar, "detection of honey
Society, American Chemical, 21, sophisticated with, 271
44, 58, 207, 246, 297, 304 mixed with cane-sugar, de-Chemical,
 2g, go, 241, 267, 287, telting, 305, 326
313 Staveley, W. W. [fra®ional dis-Manchester
 Literary and Philo- tillation of benzol, 183
sophical, 31, 56, 68, 218, 244, Ste.-Claire Deville, cdours of
289, 303 Paris, 221
of Arts, 235 Stebbins, J. H., a&ion of benzoof
 Glasgow, Philosophical, 281, trichloride’ on primary
314 amines, 7
of Industrial Chemists, 234 diazo-colours, 197
of Mulhouse, Industrial, 165 (junr.), new colouring-matters,
Newcastle Chemical, 277 304
Physical, 9, 268, 277, 302 Steel and iron, determination of
Royal, 283 : silicon in, 331
Russian Chemical, 72, 234 estimation of chromium in,285
Soda, manufacture of sulphate of, and pig-iron, determination
322 of silicon and titaniumin, 299
Sodium and bromine, volumes of condition of carbon in, 131
at their boiling-points, 287 note on Siemens-Martin, 287
and potassium, aluminates of varying condition of carbon in,
in solution, 29 88
chloride, removal of large Steffens, H., iodine in Curacao
quantities of in mineral ana- guano, 42
lyses, 305 Steiner, J., specific rotatory
hypobromite, determination of power of canu- and inverturea
 by, 166 sugar, 257
byposulphite and svlphuretted  Stereocaulon Vesuvianum, chehydrogen,
 reaction between, mical constituents of, 271
185 Stevenson, T.,  Spirit-gravities"
rhosphate, use of in dyeing, 330 (review), 208
salts, boro-deci-tungstic acid Stoddart, J. E., desilverisation of
and its, 210, 221 lead by the zinc process, 281
Soils, arable, physico-chemical Stolba, F., chloraluminium used
analysis of, 247 at cloth works, z10
Solar heat, utilisation of, 209 Stolnikow, M., consequence of
spectrum, distribution of light irritation of the liver by the
in the, 234 ele€iric current, 186
group of rays in the, 197 Strong's water-gas system, 27
measure of the intensity of Students, address to, 133
certain dark rays of, 200 Stutzer, A., protein bodies, 103
telluric rays of the, 222 Suguira, 8., and H. Baker, mag
Solid fats, specific gravity of, 30; nesium vanadiates, 85
Sorby, H. C., address to British Bilpaay, new aluminium, 23
Association, 167 of soda crystals, preserce of
Scret, C., influence of tempera- copper in, 241
ture on the distribution of manufacture of, 322
salts in their solut’ons, 165 silver, 163
J. L, absorption-speéra of the volumetric determination of
metals forming part of the quintoe, 318
groups of yttria and cerite,1g8 Sulphates, molecular heats and
Soubeiran, J. L., insalubrity of volumes of the rare earths
American pork, 318 and their, 119
South London Schcol of Phar- Sulphide, researches on nitrogen,
macy, 307 317
Southly, E."R., soft and hard Sulphidesof vanadium, 242
water in brewing, 36 use of bromine in the analysis
Soxhlet, Dr., behaviour of sugars of, 259
with alkaline solutions of Sulpho-cyanide, platinum, 166
coprer and mercury, g6 Sulpho- groups,diazo-colours with
Speciic gravity of solid fats, 307 more than two, 60, 72, 197
heats at a constant volume in  Sulphonic acid, nitrcso-naphthol,
simple and compound bodies, 175
72 Sulphur, determination of in iron
rotatory power of came- anc pyrites, 317
invert-sugar, 177, 196, 208, formation-heat of the oxides of
221, 233, 257, 269, 328 nitrogen and those of, 35
volume of chloral, 288 presence of in illuminating gas,
Specira of ytterbium and erbium, 303
184 lyes, teclinical analysis and
Spectral rays of the metal scan. valuation of Mond’s, g7
dium, brilliant, 60 Sulphuretted derivatives of di-Spectroscopic
 examination of phenyl, 110
thulium, 197 hydrogen and sodium, hypostudies
 of the sun, 258 sulphite rea@ion between,
Spectrum, solar, group of rays in 185
the, 197 "* Sulphuric Acid and Alkali, Mameasure
 of the intensity o} nufadture of” (review), 212
certain dark rays of the, 200 Sulphuric acid after refining pe-Spiller,
 J., identification of the troleum, removal of last
coal-tar colours, 1g1 traces of, 186
* Spirit-gravities” (review) 208 concentrated, aétion of on
* Spirit of Nature” (review), 46 lead, 314
Splenic fever, nature of the im- etherification of, 83
munity of Algerian sheep manufacture of, 85
from, 6o solution of platinum in, 61
Spring, water from a hot, 324 anhydride, evaporation heat of,
waters, zinc in, 49 47
" Stall-test ” in the supervision ether, neutral, preparation cf,
of milk, g6 13
Stannous chloride, behaviour of Sun, application of the photowith
 potassium chlorate, 210 phone to the study of the
peculiar reaction of with 270 } 5
potassium chlorate, 166 spectroscopic studies of, 258
Starch and dextrin, detection of, Superph-sphates, analysis of, 329
3IT proportion of water in, 259, 260

Index.
+ “ Surgical Anesthesia,” (review), 1
18;
Sn J. W., Address to_the
Newcastle Chemical Society,
277
electric lighting, 227
TANNIN in wines, 84
standard solutions of, action ot
light and darkness on, 44
used in Japan, materials con:
taining, 274
Tanret, C., waldivine, 329
Far, animal, 186
distillers’ v. gas-companies’, 12
Tartar and tartaric acid in mus!
and wine, 84
Tartaric acid, free, in wines, g5
Tea, determination of theine in
259
Technical museums and libraries
307
science classes, city, 176
Telephone with magnetic sper.
excitation, 12
Telephonic effects from the shock
of magnetic bodies, 83
Telluric rays of the solar spec
trum, 222
Tellurium and selenium, vapour
densities of, 83
atomic weight of, 84
Temperature, calorimetric deter
mination of, 120
Terquem, A., modification in the
Bunsen lamp, &c., 35
Terreil, A., phytolaccic acid, 317
and A. Wolff, resin of palisandes
wood, 166
Teubner, E., dete®ion of small
quantities of mercury, 307
Textile fabrics, weighing, 97
Thalén, R., brilliant speétral rays
of the metal scandium, 60
speétra of ytterbium and erbium,
 184
spectroscopic examination of
thulium, 197
Thalleioquin test, the, 107, 183,
329
Theine in tea, determination of,
259
Thermic equilibrium of chemica
actions, 258, 259
rays at low temperatures, wave
lengths of the, 47
researches on the ammonium
polysulphides, 60
study of the alkaline polysul.
phides, 48
Thermo-chemical researches, 120
Thermometer, air, new, 258
Thermometers, cause of variation
 in the fixed points of;
197
mercurial, rise of the zeropoint
 in, 165
Thermometric questions, 222
Chiercelin, Dr, preparation ot
ashes for extracting iodine
from sea-weeds, 282
Thollon, L., group of rays in the
solar spectrum, 197
spectroscopic studies of the
sun, 258
telluric rays of the solar spectrum,
 222
Thomsen, J., thermo-chemics
researches, 120
Thomscn, W.,, chemical composition
 of ink on letters, &c..
32
Thulium, 185
spectroscopic examination of,
197
Tidy, C. M., composition and
quality of the Metropolitan
waters, 211, 319
Tiemann, F., aromatic amidoacids,
 rio
Tin in preserved fruits, 34, 47
Titanium and silicon in pig-iron
and steel, determination of
. 299
Titanium tetrachloride and ace.
tyle chloride, a compound of,
' 1]

ii Nes,
Jan. 7, 1881,
Tobacco, combustibility of certain
 kinds of, ¢6
Tokio, University of, 59
Tommasi, D., isomeric modification
 of aluminium hydroxide,
119
thermic equilibrium of chemical
actions, 258, 259
Tonine, N., and P. Schutzenberger,
 composition of the
p troleum of the Caucasus,
30
Torte shy of chemical processes
in the animal system, 186
Trécul, A., lightning ascending
vertically, 209
Trefriw mineral water, 176
Tréve, M., certain optical and
visual phenomena, 329
Tribe, A., and J. H. Gladstone,
aluminium alcohols, 267
aluminium-iodine reaction, z
Triple-action apparatus, incrusta.
tions formed in, 247
Troost, L., density of the vapour
of iodine, 60
and M. Ste.-Claire Deville,
vapour-densities of selenium
and tellurium, 83
Tropic acid, artificial formation
of, 110
Tropidine, 108
Trouvé, G., improvements in
coils of the Siemens typs, 60
new electric motor, 330
Tungstoboric acid, 209
Tussah silk bleaching, 49
ULEX, Dr, arsenophobia, 36
Ulmic materials produced by the
action of acids upon sugar,
271
Ultramarine compounds, certain,
24
constitution of, 204, 291
Ultra-violet rays, 185
University Laboratory of Halle,
9
of Tokio, 59
Universities and Col'eges, 133
Uranium, certain fluorised come
pounds of with the alkaline
metals, g5
Auorine compounds of, 83
Jrea, determination of, 186
by sodium hypobromite, 166
Urine, detecting albumen in, 210
Ultra-violet rays, 258
VY ANADIATES, magnesium, 85
Vanadium,fuorine compounds of,
85
in commercial caustic soda, 185
sulphides of, 242
Vanilline in raw beet-root sugars,
109
Vapours, critical-point of mixed,
15
Varenne, E., and L. Prunier, produéts
 contained in the coke of
petroleum, 282
Varrentrapp and Will's process
for the determination of nitrogen,
 49
Vaugel, B., action of dehydrating
azents upon acids, 109
Zautelet, E., disinfection and
ereservation for agricultural
purposes, 24
Vegetation, effets of magnesia
on, 213
injury to from acid gases, 36
Vesuvius, lava of 1631, yellow incrustations
 of, 37
Vieille and Sarrau, MM., formation
 heat of gun-cotton, 282
Villiers, A., etherification of
hydriodic and hydrochloric
acids, 48
hydrobromic acid, 35
sulphuric acid, 83
the hydracids, 61
preparation of neutral sulphuric
ether, 13
Vinegar, manufa®ure of by means
of ba®eria, 165