cupric reducing power of, 73;
instability of, 50, 53

---- sulphocarbonate, 27;
effects of the nature of the cellulose, 28;

---- ---- solutions, analysis of, 32;
iodine reaction of, 33;
loss of carbon bisulphide, 33;
viscosity of, 30

Cell-wall constituents, 97

Cereal celluloses, 101, 105

Chitin, 112

Chlorination, Cross and Bevan's method, 19;
statistics of, 134

Chloro-lignone, 126

Collodion. _See_ Silk, artificial

Cotton, lustreing effect of mercerisation, 23;
mercerised, structural properties of, 25;
pentosane content of, 148

'Crude fibre,' 17

Cuprammonium solvent, 21, 58, 173

Currants, pectin of, 152

Denitration of collodion silk, 56;
of jute nitrate, 133;
products of, 74

Dioxybutyric acid, 71

Elder pith, 137

Eriodendron, seed hair of, 92

Explosives, 44;
sporting powders, 52

Fermentation of cellulose, 76;
of furfuroids, 108;
of sugar from wood, 148

Fibres, report on miscellaneous, 139

Flax boiling, 168;
spinning, 161

Fodder plants, pentosanes of, 122

Fungi, tissue constituents of, 109

Furfural from cellulose, oxycellulose, and hydrocellulose, 70;
derivative from laevulose, 8;
estimation as hydrazone and phloroglucide, 119, 121;
oxidation of, 114, 118 (_refer also_ 'Pentosanes')

Furfuroids, 8, 10, 102, 105;
assimilation of, 108

Gabriel's method of cellulose estimation, 18

Gluconic acid, action of hydrogen peroxide on, 117

Glucosamin, 112

Hemicellulose, 96, 97;
determination and separation of, 100

Hoenig's method of cellulose estimation, 18

'Hydralcellulose,' 68

Hydrocellulose, 73;
nitration of, 43

Hydrogen peroxide, oxidations with, 114

Hydroxyfurfural in lignocellulose, 9, 116, 118

Incandescent mantles of artificial silk, 14, 15

Industrial appliances of cellulose, 155

Iodine reaction of cellulose, 21

Isosaccharinic acid, 71

Jute, composition of, 141;
quality of, 140;
treatment of, 142 (_refer also_ Lignocellulose)

---- acetate, 129

---- benzoate, 127;
acetylation of, 130;
nitration of, 132

---- nitrate, 131

Ketoses, physiological importance of, 9

Lange method of cellulose estimation, 18, 98

Lead compounds of nitrated carbohydrates, 49

Lignin, 100

Lignocellulose, constitution of, 133;
esters of, 125;
hydroxyfurfural in, 9;
new type of, 135

Lignone complex, properties of, 126

'Lignorosin,' 151

'Lustra-cellulose.'