• British Pharmacopoeia Volume V
  • Appendices
  • Appendix I A. General Reagents

Hydrochloric Acid
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Hydrochloric Acid HCl = 36.46 (7647-01-0)

Where no molarity is indicated use analytical reagent grade of commerce with a relative density of about 1.18, containing not less than 35% w/w and not more than 38% w/w of HCl and about 11.5m in strength.

A colourless, fuming liquid.

Solutions of molarity xm should be prepared by diluting 85x mL of hydrochloric acid to 1000 mL with water.

Store in a container of polyethylene or other non-reacting material at a temperature not exceeding 30°.