Chemistry: analytical and immunological testing – Process or composition for sterility or package integrity test
Patent
1997-07-18
2000-07-25
Soderquist, Arlen
Chemistry: analytical and immunological testing
Process or composition for sterility or package integrity test
422 56, 436 2, 436 3, 436136, 436138, 436166, G01N 3300, G01N 3122
Patent
active
060935723
ABSTRACT:
The present invention relates to new color compositions which are especially suitable to be used in oxygen indicators. The compositions comprise iron(II), an agent containing pyrogallol entities and an organic acid.
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Karlsson Lars
Lofgren Anders
Nystrom Bo
Skolling Otto
Stenholm .ANG.ke
Pharmacia & UpJohn AB
Soderquist Arlen
Villacorta Gilberto M.
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