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【答案】应助回帖
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jiayou201101: 金币+40, 翻译EPI+1, ★★★★★最佳答案, 谢谢你，辛苦了 2012-04-07 20:07:42
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Preparation of standard solution: all 99.99% purity ZrO2 and Fe2O3 and ZnO2 were placed in PTFE beaker, added nitric acid and hydrofluoric acid solution, while heating to dissolve configured to 40g / L stock solutionput in a PTFE bottle to save. From the crystal under a three-part cut out a small portion of the crystal specimen and put in the agate mortar into powder state, said one ten thousandth of the balance 0.05g powder samples into a PTFE beaker |
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