• The effect of potassium borohydride on ester and carboxylic acid reduction was introduced.

    研究了硼氢化钾对酯和羧酸的还原作用。

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  • The degradation process of potassium amyl xanthate and ester-105 as the common reagents used in mines under different conditions is investigated.

    研究矿山常用药剂戊基黄原酸钾和酯-105在不同条件下的降解过程。

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  • By using the method and the device, potassium acetate solution grains in the crude ester can be reduced remarkably.

    利用该方法和装置,可显著降低萃取后粗酯内夹带的醋酸钾颗粒。

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  • Tetrabromophenolphthalein ethyl ester potassium salt;

    四溴酚酞乙酯钾盐;

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  • The stable derivative of L-ascorbic acid, L-ascorbic Acid-2-sulphuric acid ester dipotassium salts are synthesized using potassium pyrosulfate as esterifying agent and pyridine as solvent.

    以焦硫酸钾为酯化剂,以吡啶为溶剂合成了L- 抗坏血酸的稳定衍生物L- 抗坏血酸- 2 -硫酸酯二钾盐。

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  • The stable derivative of L-ascorbic acid, L-ascorbic Acid-2-sulphuric acid ester dipotassium salts are synthesized using potassium pyrosulfate as esterifying agent and pyridine as solvent.

    以焦硫酸钾为酯化剂,以吡啶为溶剂合成了L- 抗坏血酸的稳定衍生物L- 抗坏血酸- 2 -硫酸酯二钾盐。

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