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Measuring the Amount of Calcium in Some Conch Medicine and on Their IR Spectra Comparison

CHEN Zhi-qiang,WU Zhi-fu,GAO Yan-ping (Department of Chemistry, Anyang Teachers Colledge,Anyang 455002,China)  
Having measured the amount of Calcium in Os Sepiae、 Concha Arcae, Os Draconis by acid-base titrating and coordination titrating in the meanwhile compared their FTIR Spectra with pure CaCO3, then drew a conclusion.
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