Trivalcnt chromium was oxidized to hexavalent chrome by alkaline potassium persulfate under high -temperature. Then total chromium was measured by colorimetry.
在高温下，用碱性过硫酸钾溶液将水样中三价铬氧化为六价铬，比色测定总铬。
This thesis based on high temperature measurement and optical fiber sensor technology, take a study of ordinary multimode fiber optical fiber and sapphire colorimetry pyrometry technique.
本论文以高温测量技术和光纤传感技术为基础，研究了普通多模光纤和蓝宝石光纤的比色测温技术。
应用推荐