hexavalent chrome
常见例句
- Trivalcnt chromium was oxidized to hexavalent chrome by alkaline potassium persulfate under high -temperature. Then total chromium was measured by colorimetry.
在高溫下，用堿性過硫酸鉀溶液將水樣中三價鉻氧化爲六價鉻，比色測定縂鉻。 - Hexavalent chrome is reduced to trivalent chrome by morpholine under high temperature conditions. Then morpholine content is calculated by detecting the absorbance of trivalent chromic ion.
嗎啉在高溫下將六價鉻還原爲三價鉻，通過測定三價鉻離子的吸光度，計算出鍋爐給水中嗎啉含量。 返回 hexavalent chrome