Mitsubishi Gas Chemical Company, Inc.

Megumu Yuyama

Yoshiaki Inoue

Toshio Komatsu

Yoshio Yoshikawa

Akira Amemiya

Takanari Nawata

Syuji Wakamatsu

Masatoshi Izumimoto

A sealed package for inhibiting the oxidation and spoilage of raw meat or fish, while maintaining the scarlet color of the raw meat or fish. This package comprises an impermeable vessel housing a deoxidant-CO.sub.2 generating agent composition together with the raw meat or fish. The deoxidant-CO.sub.2 generating agent composition is selected to generate CO.sub.2 gas immediately after the initiation of O.sub.2 absorption at the rate of 0.2 to 2 mols per mol of O.sub.2 absorbed.

Sealed package of raw meat or fish and method of preserving raw meat or

An oxygen absorbent comprising (a) metal halide-coated metal powder having at least one metal halide coated on the surface of at least one metal powder, the amount of metal halide coated being in the range of from about 0.001 part to about 10 parts by weight per 100 parts by weight of the metal powder, and the water content of the metal halide-coated metal powder being less than 1% by weight on the basis of total weight of the metal halide-coated metal powder an (b) a water-containing material and a process for producing the same are disclosed.

Oxygen absorbent

An oxygen absorbent comprising iron and a metal halide, characterized in that the iron contains sulfur in an amount of from 0.05% to 5% on the basis of the weight of the iron is disclosed.

An oxygen absorbent comprising a metal powder and a metal halide coated thereon is disclosed.

An oxygen absorbent comprising at least one alkaline earth metal sulfite, at least one ferrous compound and free water is disclosed.

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Tokyo, Japan

Megumu Yuyama