G - Physics
01
N
116/66
G01N 31/22 (2006.01) A61L 2/28 (2006.01)
Patent
CA 1199841
Abstract of the Disclosure An indicator device which comprises a backing member, an indicator chemical which has the capability of wicking through a wick material, wicking means having one end of said wicking means in physical contact with said indicator chemical, said indicator chemical and wicking means being contained within a polypropylene envelope with the top and bottom interfaces of said envelope being sealed together to mechanically bond the wicking means and indicator chemical at the film envelope interfaces.
402691
Joslyn Larry J.
Macrae & Co.
Sybron Corporation
LandOfFree
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