Chemistry: physical processes – Physical processes – Crystallization
Patent
1975-09-10
1977-04-26
Reese, Robert M.
Chemistry: physical processes
Physical processes
Crystallization
250303, G01N 3112, G01T 1167
Patent
active
040198642
ABSTRACT:
An air sample including substances containing tritium and substances containing carbon-14 is oxidized continuously while measuring a volume thereof and water and carbon dioxide included in the oxidized air sample are collected respectively continuously. After water and carbon dioxide are recovered, the radioactivities thereof are measured respectively.
REFERENCES:
patent: 3050372 (1962-08-01), Scott
patent: 3682598 (1972-08-01), Kaartwen
patent: 3811838 (1974-05-01), Saito et al.
patent: 3832137 (1974-08-01), Mlinko et al.
Bosshart et al., Anal. Chem. 44, 1117(1972).
Scott et al., Anal. Chem. 38, 1404(1966).
Morikawa Naotake
Nishiyama Yumiko
Saito Tomo
Watanabe Kazuo
Reese Robert M.
Sagami Chemical Research Center
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