INDEX.
727
Pyrocatechin, derivatives of, 684
QUERCETIN, 399Quercitron, 395
— colouring matters contained in,396
— decodtion of, 395
— extradt, detedlion of, 677
— use made of, 401
J^AG dyeing, 653
Random, magenta, 103
— orange, 102
— purple, 103
— Prussian blue, 103
— Saxon blue, 102
— scarlet, 102
Randoms or clouded yarns, 102Red, 225, 633, 638
— amaranth, 380
— brown, chrome, 97
— colouring linen yarn, 59-matters, 350
— harmala, 364
— Hofmann’s xylidin, 675
— lakes, 365
— liquor, 277, 288
— madder, 93
— naphthylamine, 206
— new aniline, 689—■ picric, 219
— and pink, madder, specimen, 576
— pink, mordants for, 275
— prussiate, 163
— Turkey, with discharges, 565
— without oil, 225
— woods, chemical history of, 333Reds, aniline, 178
— Coupler’s aniline, 675
— detedlion of, 663
— thickening for, 226Redoul, 501Renegrida, 351Resorcin, derivatives of, 684
— nitrous derivatives of, 685Reserve, 318
Reserves, 3ig, 580, 585
— means of obtaining, 318Resin, lac, 353
Resist, 318, 571Rhamnoxanthin, 411Rhea tenacissima, 63Robbia, 228Robium, 410Roccellinine, 374Rocon, 426Rod, golden, 511
Roller printing, steam black for, 347Root, Carapa, 510
— yellow Canadian, 510Rosanaphthylamine, 206
Rosaniline, acetate of, 183
— hydrochlorate of, 181
— preparation of, iyg
Rose colour, mordants for, 275
— pink, 93
-mordants for, 288
Roseine, 178Rosolic acid, 674, 683Rothine, 220Rubia, 228
— cordi folia, 229
— mungista, 329
— peregrina, 229
— tin&orium, 228Rubiaceas, produdfcs of, 328Rubiacin, 251
Rubian, 238
— (Schunck), 252Ruberythric acid (Rochleder), 252Rutin, 410
Rutinic or rutic acid, 410Rufigallic acid, 687
gAFFLOWER, 384
— estimation of goodness of, 386
— varieties of, 385Saffranin, test for, 689Saffranin, 207Saffron, 422Sal-ammoniac,12 1Salmon, 94
— with madder, 94Santalin, 340Salt, preparing, 532
— pink, 532
Salts, ammoniacal, 120Saw-wort, 513Scales, thermometer, 699Scarlet, 92, 635
— cochineal, g2
— for delaines, 623
— grain, 353
— lac-dye, 92
— Ulrich’s, 676
— for woollen yarn,^630Schunck, Dr., constituents of cotton
fibre, 29
Shades, covering, 581
— heavy, prepare for, 600Shellac, 354Shumach, 501
Silica, no
— ultramarine, 161Silicate of soda, 118Silk, 104
— bleaching, 106
— constitution of, 104
— black, detedlion of, 672
— and other fibres, means of dis-
tinguishing, 107Silks, method of dyeing, 630