The conditions under which decontaminate uranyl compounds from the surface of stainless steel by using film have been studied.The films which are composed of different decontaminating agent and polyvinyl alcohol are c...The conditions under which decontaminate uranyl compounds from the surface of stainless steel by using film have been studied.The films which are composed of different decontaminating agent and polyvinyl alcohol are coated on the surfaces of the contaminated samples,then make it dry.At last strippoff the film,the decontamination is attained.The efficiency of decontamination reachs as high as 99%.展开更多
Adopting NaF+HNO3 as the reagent to immerse and decontaminate metal parts contaminated by241Am.The decontamintion technology are verified,and the results show that the DF of this technology for leadwork,aluminium and ...Adopting NaF+HNO3 as the reagent to immerse and decontaminate metal parts contaminated by241Am.The decontamintion technology are verified,and the results show that the DF of this technology for leadwork,aluminium and tool steels are more than 90% when decontamination time is 300-450 min,and the concenrtation of HNO3 and NaF are respectively 3%-5% and 0.1%-0.5%.展开更多
文摘The conditions under which decontaminate uranyl compounds from the surface of stainless steel by using film have been studied.The films which are composed of different decontaminating agent and polyvinyl alcohol are coated on the surfaces of the contaminated samples,then make it dry.At last strippoff the film,the decontamination is attained.The efficiency of decontamination reachs as high as 99%.
文摘Adopting NaF+HNO3 as the reagent to immerse and decontaminate metal parts contaminated by241Am.The decontamintion technology are verified,and the results show that the DF of this technology for leadwork,aluminium and tool steels are more than 90% when decontamination time is 300-450 min,and the concenrtation of HNO3 and NaF are respectively 3%-5% and 0.1%-0.5%.
