CSN EN 12497

EN 12497

EN 12497 Paper and board - Paper and board intended to come into contact with foodstuffs - Determination of mercury in an aqueous extract - This European Standard is one in a series of Standards for the determination of heavy metals in an aqueous extract of paper and paperboard intended for contact with food. This European Standard specifies the test method for the determination of mercury in an aqueous extract. It is applicable to paper and board with extractable mercury content exceeding 0,06 mg per kg. NOTE 1 The above limit of determination is 5 times below than the actual limit existing today or proposed in Europe. NOTE 2 Mercury content levels below 0,06 mg per kg can be measured by this European Standard if very sensitive equipment is available and if all other laboratory conditions fulfil the requirements for trace element analysis.

Original English text of CSN EN Standard.
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