Effects of acidity, concn. of potassium iodide and dosage of reducing agent on determination are investigated. It is simple and rapid with relative standard deviation 1.08%.
研究了酸度、碘化钾浓度、还原剂用量对测定影响。测定的相对标准偏差为1.08%，方法简单、快速。
This standard solution was accurately prepared in super-clean laboratory with potassium chloropatinate-crystallized cobaltous chloride and sub-packed in 20 ml ampoules.
本标准溶液以氯铂酸钾和氯化钴在超净实验室中准确配制并分装于20 毫升安瓿中。
The influencing factor was studied quantitatively. The result showed that the amount of water was suitably controlled under 6% when making up the potassium hydroxide-enthanol standard solution.
对影响因素进行了定量研究，结果表明，配制氢氧化钾-乙醇标准溶液时，加水量宜控制在6%以下。
Conclusion: This improved method of potassium is sensitive, fast and convenient, which can be used for the standard of quality control.
结论：此改进法检测钾离子灵敏、快捷、可控，可作为红花注射液的质量控制标准。
Conclusion: This improved method of potassium is sensitive, fast and convenient, which can be used for the standard of quality control.
结论：此改进法检测钾离子灵敏、快捷、可控，可作为红花注射液的质量控制标准。
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