Reagent
Specific 
Gravity
 % Concentrate
by Weight  
  Molecular
Weight
~ Normality

Acetic Acid, Glacial
1.05
99.5
60.05
17.4
Ammonium Hydroxide
0.90
58.0 (NH4OH)
35.05
15.0
Formic Acid
1.20
90.0
46.03
24.0
Hydrochloric Acid
1.18
37.0
36.46
11.6
Hydrofluoric Acid
1.17
55.0
20.01
32.1
Nitric Acid
1.42
70.0
63.02
16.0
Perchloric Acid
1.67
70.0
100.46
11.6
         

Weight/Volume Conversion Table for Common Concentrations

Acetic Acid, 99.7%
9 lb
= 3.9 L    Hydrofluoric Acid, 48.8 - 49.2%
10 lb
= 3.9 L
Ammonium Hydroxide, 28 - 30%
8 lb
= 4.0 L    Nitric Acid, 69 - 71%
7 lb
= 2.2 L
Formic Acid, 96.0%
10 lb
= 3.6 L    Phosphoric Acid, 85.0%
14 lb
= 3.7 L
Hydrochloric Acid, 36.5 - 3.8%
10 lb
= 3.8 L    Sulfuric Acid, 95 - 98%
15 lb
= 3.8 L