wolf generally is not corrosive, it is modern production intended for civilian users so it does not have salt in it to preserve it over decades of storage. if it was 40 year old tula out of a spam can wrapped in plain gray/white paper then you may have to worry. however you are fine and there is no reason your mosin should be unsafe to shoot.
ignore my complete lack of capitalization. I still have no problem correcting your grammar.
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