Chemistry: physical processes – Physical processes – Crystallization
Patent
1975-12-22
1976-11-16
Reese, Robert M.
Chemistry: physical processes
Physical processes
Crystallization
252408, G01N 3122
Patent
active
039921549
ABSTRACT:
A monitoring device for use in ethylene oxide sterilizing systems consists of an envelope containing an indicator coated with a dye, which besides showing a color change on completion of sterilizing cycle also indicates the completion of the subsequent aeration cycle.
REFERENCES:
patent: 2798855 (1957-07-01), Hainsworth
patent: 3232710 (1966-02-01), Rieckmann et al.
patent: 3344670 (1967-10-01), Olssen et al.
patent: 3585112 (1971-06-01), Ernst
patent: 3627469 (1971-12-01), Cheng
Eastman Carolyn A.
Whitbourne James E.
Devnani Papan
Reese Robert M.
Roessel Theodore B.
Sybron Corporation
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