Extraction Spectrophotometric Determination of Trace Thallium in Ores with Dahlia Violet 天竺牡丹紫萃取光度法测定岩石矿物中微量铊
Catalytic Spectrophotometric Determination of Trace Manganese in Water and Soil with Dahlia Violet in Nonionic Microemulsion Medium 非离子型微乳液介质-天竺牡丹紫催化光度法测定水及土壤中微量锰