Preliminary tests and wet analysis used for the analysis of surfactant-formulated products were introduced. 介绍了表面活性剂配方产品分析中的预试验和湿法分析。
The determination results for acid-regenerated iron oxide powder were in accordance with those obtained by traditional wet analysis method. 对酸再生氧化铁粉样品的测定结果与传统湿法分析的结果相一致。
