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

Hydrochloric Acid, Heavy Metal-free
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Hydrochloric Acid, Heavy Metal-free Complies with the requirements prescribed for hydrochloric acid  R and with the following maximum contents of heavy metals:

As: 0.005  ppm; Cd: 0.003  ppm; Cu: 0.003  ppm; Fe: 0.05  ppm; Hg: 0.005  ppm; Ni: 0.004  ppm; Pb: 0.001  ppm; Zn: 0.005  ppm.