钾含量的测定 Determination of potassium content
水溶性钾含量的测定 Determination of water-soluble potassium content
酸可溶性钾含量的测定 Determination of acid-soluble potassium content
用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理，然后进行总钾含量的测定。
Organo mineral compound fertilizers are digested with sulfuric acid hydrogen peroxide and nitric acid perchloric acid respectively and then their total potassium content is determined.
方法通过测定枸橼酸钾和钙离子络合后的钙离子含量，间接测定枸橼酸钾含量。
METHOD Indirect content determined of potassium citrate solution by determined content of calcium ion after complex reaction between potassium citrate and calcium chloride.
目的为了寻找一种操作简单的枸橼酸钾溶液含量测定的控制方法。
OBJECTIVE To find an easy method for quality control of potassium citrate solution.
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