THE END.

INDEX

Acetone, 64

Acid, boric. See Boric acid.
  " carbolic. See Phenol.
  " colours, mordanting, 74
  " hydrochloric. See Hydrochloric acid.
  " nitric. See Nitric acid.
  " sulphuric. See Sulphuric acid.

Acids, distinguishing, from alkalis, 23, 49
  " neutralisation of, 50
  " properties of, 49
  " specific gravities of, 49

Affinity, chemical, 71

Alizarin, 75, 76, 80, 83, 91, 99
  " blue, 90
  " paste, 91
  " pure, 91
  " purple, 77
  " red, 77

Alkali, manufacture of, by ammonia-soda process, 55
  " manufacture of, by electrolytic process, 56
  " manufacture of, by Leblanc process, 53

Alkalis, distinguishing, from acids, 23, 49
  " neutralisation of, 50
  " properties of, 49
  " specific gravities of, 49

Alum, cake, 73

Aluminium sulphate, 73

Ammonia, 23, 95

Ammonia-soda process, 55

Aniline, 91
  " black, 81
  " constitution of, 96
  " preparation of, 96
  " reaction of 97
  " violet 77, 81

Animal fibres. See Fibres.

Annatto, 83, 85, 87

Anthracene, 90

Archil. See Orchil.

Aurin, 91, 98

Azo dyestuffs, 98

Barwood, 99

Basic colours or dyestuffs, mordanting, 76

Bast fibres. See Fibres.

Bastose, 4

Bastose, distinction between, and cellulose, 4

Beaume hydrometer degrees, 31

Benzene, 90, 96

Bixin, 88

Black-ash process, 54

Blue colour, absorption spectrum of pure, 114

Boilers, incrustations in, 42

Boiling-point, effect of pressure on, 32
  " of water, effect of dissolved salts on, 36
  " of water, effect of increase of pressure on, 35

Borax, 59
  " tests of purity of, 59

Boric acid, 57

Boronitrocalcite, 59

Brasilin, 99

Brazil wood, 99

Camwood, 99

Carbolic acid. See Phenol.

Carminic acid, 76

Carre ice-making machine, 32

Carrotting. See Secretage.

Carthamic acid, 87

Carthamin, 87

Cellulose, action of cupric-ammonium solutions on, 5
  " composition of, 3
  " distinction between, and bastose, 4
  " properties of pure, 5

Cholesterol, 100

Chrome mordanting, 78

Chrome orange, 84
  " yellow, 84

Chroming, over-, 78