Name.

Symbol.

Molecular Weight.

One Part is

Soluble in

Cold Water

One Part is Soluble in Hot Water

Alcohol.

Acid Acetic

C2H4O2.................

60

in any propotion

" Boric or Boracic

H3BO3..................

62

25

3

6

" Carbolic ( see Phenol )..............

C6H60..................

94

16.6

3

6

" Citric...............................

C6H807 + H2O...........

210

0 75

0.5

s.

" Digallic (see Tannin )...............

C14H10O9................

322

0.8

0.5

0.8

" Gallic...............................

C7H6O5

170

100

3

8

" Hydrobromic........................

HBr.....................

81

s.

s.

s.

" Hydroiodic..........................

HI......................

128

s.

s.

s.

" Hydrochloric........................

HC1.....................

36.5

9.

s.

s.

" Hydrofluoric

HF1.....................

20

s.

s.

s.

" Hydrocyanic.........................

HCy or CN..............

27

s.

s.

s.

" Hydro - sulphuric

H2S.....................

34

s.

s.

s.

" Muriatic (see Hydrochloric)..........

" Nitric...............................

HNO3...................

63

in all proportion absorbed

" Nitrous............................

HNO2...................

47

" Oxalic...............................

C2H2O4+2H2O..........

126

8

0.2

s. also in ether

' Pyrogallic (see Pyrogallic)

C6H6O3

126

2

v. s.

also v. 9. in ether.

" Salicylic.............................

C7H603..................

138

7.6

9

also v. s. in ether.

Acid, Sulphuric.......................

H2S04..................

98

in any proportion.

" Sulphurous...........................

H2SO3..................

82

absorbed.

" Tannic (see Digallic)

" Tartaric...........................

C4H6O6.................

150

0.8

0.5

5

Alcohol, Ethyl . .

C2H6O..................

46

in all proportions.

Alcohol, Methyl (see Wood Alcohol).......

CH4O...................

32

in all proportions.

Alum (see Potassium Aluminium Sulphate)

Al2(S04)3K2S04+24H20

948.8

10

8

n. s.

Alum Chrome (see Potassium Chromic Sulph.)

Cr2(S04)3K2S04+24H20

998.4

10

dec.

n. s.

Amidol (Diamido Phenol)...... ..........

C6H8N20................

124

very soluble.

Ammonia, Gaseous......................

NH3.....................

17

very soluble.

Ammonium Bichromate....................

(NH4)2Cr207............

252

v. s.

v. s.

" Bromide ..............................

NH4Br...................

98

1.29

0.7

31.5

" Cadmium Bromide ...........

2NH4Br2CdBr2 + H20....

678

0.73

5.3

" " Iodide..............

2NH4ICdI2+2H20.......

545

0.58

0.7

Chloride......................

NH4Cl..................

53.5

3

1

sp. s.

" Ferric Oxalate.................

Fe2(C204)6(NH4)6+8H20

892

2.1

0.29

sp. s.

" Fluoride.......................

NH4FI..................

37

v. s.

v. s.

sp. s.

" Iodide.........................

NH4I....................

145

1

0.5

s.

" Nitrate........................

NH4NO3................

80

2

1

s.

" Oxalate........................

(NH4)2C204.............

124

4

2

s.

" Persulphate ...........................

" Sulpho-Cyanate................

NH4CNS................

76

s.

s.

s.

Aurantia (Hexanitro-diphenylamin Ammonia)

NH4C12H4(N02)6N.......

456

Aurin (Trioxy-triphenyl Carbinol).........

290

Barium Chloride...........................

BaCl2+2H20............

244

2.18

1.5

sp. s.

" Nitrate.............................

Ba(NO3)2...............

261

12.2

2.84

n. s.

" Per-oxide

Ba02....................

169

v. s.

n. s.

n. s.

Benzole or Benzine (Trioxy-tryphenyl-Car-binol) .................................

C6H6....................

78

n. s.

n. s.

s.

Borax (see Sodium Biborate)

Cadmium Bromide.........................

CdBr2 + 4H20............

344

1.5

1

sp. s.

" Iodide...........................

Cdl2.....................

366

1.5

1

s.

Calcium Bromide ........................

CaBr2...................

200

1

.75

s.

" Carbonate (see Chalk)

CaCO3

100

n. s.

n. s.

n. s.

" Chloride.........................

CaCl2+6H20............

219

. 75

5

10