The study directly used urease to detect lead and cadmium concentrations in pretreatment solutions of food samples by colorimetric method and got good results.
研究运用脲酶比色法直接检测食品样品预处理液中的铅镉重金属,得到了良好的效果。
2
This is to report the results of a kinetic study of the polymerization of monosilicic acid by the use of molybdosilicic acid colorimetric method.