Determination of ultra trace amounts of uranium and thorium in reference materials of silicon dioxide and aluminium by radiochemical NAA

Bunseki Kagaku

Volumn 45, Issue 5, 1996, Pages 435-440

  Yonezawa, Chushiro ^a   Kurosawa, Tatsuya ^b  

^a JAPAN ATOMIC ENERGY AGENCY   (Japan)

^b Radiat Applic Devmt Association   (Japan)

Author keywords

239Np and 233Pa; Determination of U and Th; Ppt to ppb level; Radiochemical NAA; Reference materials of silicon dioxide and Al; Thenoyltrifluoroacetone liquid liquid extaction

Indexed keywords

EID: 0030548414     PISSN: 05251931     EISSN: None     Source Type: Journal    
DOI: 10.2116/bunsekikagaku.45.435     Document Type: Article

References (11)

1. (Bunseki Kagaku), 37, 25 (1988).
2. (Bunseki Kagaku), 38, T21 (1989).
3. (Bunseki kagaku), 42, T19(1993).
4. (Bunseki Kagaku), 40, 549(1991).
5. (Bunseki Kagaku), 42, 249(1993).
6. (Bunseki Kagaku), 37, 7(1988).
7. JAERI-M 5343(1973).