为探讨外源物质对甜柿果实品质的影响，试验对甜柿品种富有的果实喷洒一定浓度的谷氨酸、6-BA、GA3、尿素和磷酸二氢钾溶液。
To discuss the influence of allogenic substances on the quality of non-astringent persimmon, certain concentration of glutanic acid, 6-BA, GA3, urea and KH2PO4 were sprayed on fruits of Fuju.
利用磷酸氢二钾水溶液作为萃取剂，对自然水体中培养的生物膜胞外聚合物进行了萃取和分离。
Potassium Bi-phosphate solution is applied to extract extracellular polymers from biofilm cultivated in natural water.
建立了以磷酸氢二钾-磷酸盐缓冲溶液中添加甲醇为流动相，以反相高效液相色谱同时测定吡啶、2-氨基吡啶、2-甲基吡啶和2-吡啶甲酸的新方法。
A new reversed phase high performance liquid chromatography method is described for the simultaneous determination of pyridine, 2-aminopyridine, 2-methylpyridine and 2-pyridinecarboxylic acid.
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