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Chemicals - Technical Library

Concentrations of Acids & Bases


Composition of concentrated reagent grade acids, ammonium hydroxide, and sodium and potassium hydroxide solutions (with dilution directions to prepare 1N solution)
Chemical MF Approx. Strength of
Concd. Reagenta
Molarity of
Concd. Reagent
Milliliters of Concd. Reagent Necessary
to Prepare 1 Liter of 1 Normal Soln.c
Acetic Acid, Glacial CH3COOH 99.8 17.4 57.5
Formic Acid HCOOH 90.0 23.6 42.5
Hydrochloric Acid HCl 37.2 12.1 82.5
Hydrofluoric Acid HF 49.0 28.9 34.5
Nitric Acid HNO3 70.4 15.9 63.0
Perchloric Acid HClO4 70.5 11.7 85.5
Perchloric Acid HClO4 61.3 9.5 105.5
Phosphoric Acid H3PO4 85.5 14.8 22.5
Sulfuric Acid H2SO4 96.0 18.0 28.0
Ammonium Hydroxide NH4OH 56.6b 14.5 69.0
Sodium Hydroxide NaOH 50.5 19.4 51.5
Potassium Hydroxide KOH 45.0 11.7 85.5
a - Representative value, w/w%.
b - Equivalent to 28.0% w/w NH3.
c - Rounded to nearest 0.5 ml.