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

Zinc
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Zinc Zn = 65.4 (7440-66-6)

Content, minimum 99.5%.

Silver-white cylinders, granules, pellets or filings with a blue sheen.

Arsenic (2.4.2, Method A) Maximum 0.2 ppm.

Dissolve 5.0 g in a mixture of the 15 mL of hydrochloric acid and 25 mL of water prescribed.