Azo violet

Azo violet (4-(4-Nitrophenylazo)resorcinol) is an organic compound with the chemical formula C₁₂H₉N₃O₄. It is used commercially as a violet dye and experimentally as a pH indicator, turning blue-purple in the presence of magnesium salt in a slightly alkaline, or basic, environment. Azo violet may also be used to test for the presence of ammonium ions. The color of ammonium chloride or ammonium hydroxide solution will vary depending upon the concentration of azo violet used.

单词	magneson
释义	magneson /mæɡ'ni:sən/ 英汉-汉英词典 n. 试镁灵词组 \| 习惯用语您要查找的是不是： magnesium n. 镁 magnesia n. 氧化镁；苦土；水合碳酸镁 magnetron n. 磁电管 magnesite n. 菱镁矿网络短语: magneson 镁试剂; 试镁灵; 英语百科 Azo violet Azo violet (4-(4-Nitrophenylazo)resorcinol) is an organic compound with the chemical formula C₁₂H₉N₃O₄. It is used commercially as a violet dye and experimentally as a pH indicator, turning blue-purple in the presence of magnesium salt in a slightly alkaline, or basic, environment. Azo violet may also be used to test for the presence of ammonium ions. The color of ammonium chloride or ammonium hydroxide solution will vary depending upon the concentration of azo violet used.
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magneson /mæɡ'ni:sən/

您要查找的是不是：

网络短语:

Azo violet