polyphosphoric

常見例句

• Ammonium persulfate and sulfuric acid were used to turn completely the polyphosphoric acid into orthophosphoric radicals, which were then determined by spectrophotometry.
  可用過硫酸銨和硫酸將多聚磷酸全部轉化成正磷酸根，再用分光光度法測定其質量分數。
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