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

Zinc
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Zinc Zn  =  65.38 (7440-66-6)

Analytical reagent grade of commerce containing not less than 99.5% of Zn.

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

Complies with the following test.

Arsenic 5.0  g complies with limit test A for arsenic , Appendix VI (0.2  ppm). Use 15  ml of hydrochloric acid AsT and 25  ml of water as the solvent.