The Art of Paper-Making / A Practical Handbook of the Manufacture of Paper from Rags, Esparto, Straw, and Other Fibrous Materials, Including the Manufacture of Pulp from Wood Fibre

by Alexander Watt

III.—Table showing the Specific Gravity corresponding with the Degrees of Baumé's Hydrometer.

Liquids denser than Water.

Degrees.	Specific	Degrees.	Specific	Degrees.	Specific
	Gravity.		Gravity.		Gravity.
0	1·0000	26	1·2063	52	1·5200
1	1·0066	27	1·2160	53	1·5353
2	1·0133	28	1·2258	54	1·5510
3	1·0201	29	1·2358	55	1·5671
4	1·0270	30	1·2459	56	1·5833
5	1·0340	31	1·2562	57	1·6000
6	1·0411	32	1·2667	58	1·6170
7	1·0483	33	1·2773	59	1·6344
8	1·0556	34	1·2881	60	1·6522
9	1·0630	35	1·2992	61	1·6705
10	1·0704	36	1·3103	62	1·6889
11	1·0780	37	1·3217	63	1·7079
12	1·0857	38	1·3333	64	1·7273
13	1·0935	39	1·3451	65	1·7471
14	1·1014	40	1·3571	66	1·7674
15	1·1095	41	1·3694	67	1·7882
16	1·1176	42	1·3818	68	1·8095
17	1·1259	43	1·3945	69	1·8313
18	1·1343	44	1·4074	70	1·8537
19	1·1428	45	1·4206	71	1·8765
20	1·1515	46	1·4339	72	1·9000
21	1·1603	47	1·4476	73	1·9241
22	1·1692	48	1·4615	74	1·9487
23	1·1783	49	1·4758	75	1·9740
24	1·1875	50	1·4902	76	2·0000
25	1·1968	51	1·4951

IV.—Table of Boiling Points of Alkaline Leys.

Alkaline	Specific	Percentage of	Boils at
Ley.	Gravity.	Alkali.	degrees
			Fahrenheit.
Soda	1·18	13	217°
Potash	1·23	19·5	220
Soda	1·23	16	220
Potash	1·28	23·4	224
Soda	1·29	19	224
Soda	1·32	23	228
Potash	1·33	26·3	229
Soda	1·36	26	235
Soda	1·40	29	242
Potash	1·42	34·4	246
Soda	1·47	34	255
Potash	1·44	36·8	255
Soda	1·5	36·8	265
Potash	1·52	42·9	276
Potash	1·6	46·7	290
Soda	1·63	46·6	300
Potash	1·68	51·2	329

V.—Table showing the Quantity of Caustic Soda in Leys of different Densities (Water 1,000).

Specific	Soda	Specific	Soda
gravity.	per cent.	gravity.	per cent.
1·00	0·00	1·22	20·66
1·02	2·07	1·24	22·58
1·04	4·02	1·26	24·47
1·06	5·89	1·28	26·33
1·08	7·69	1·30	28·16
1·10	9·43	1·32	29·96
1·12	11·10	1·34	31·67
1·14	12·81	1·35	32·40
1·16	14·73	1·36	33·08
1·18	16·73	1·38	34·41
1·20	18·71