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What does hydrogen peroxide 50% by weight mean – and what is the rest?

April 26, 2017mean rest

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What does hydrogen peroxide 50% by weight mean – and what is the rest?

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‘50% by weight’ or ’50 wt.% ‘ means that half of a given amount of this product (e.g. 500 g out of 1 kg) is hydrogen peroxide active ingredient (H2O2). The remainder is water plus small amounts of stabilizers.