It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量甲基乙醛肟能灵敏地加速溴酸钾甲基黄褪色的指示反应。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量甲基乙醛肟能灵敏地加速溴酸钾甲基黄褪色的指示反应。
Cross-linking agent glycoluril with a yield of 61.8% had been synthesized by employing urea and glyexal as reactants,and hydrochloric acid as catalysts.
以尿素乙醛为原料,在酸催的条件了甘脲,产率为61.8%。
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