This is the original version (as it was originally made). This item of legislation is currently only available in its original format.
Magnesium standard solution: dissolve 1.013 g magnesium sulphate (MgSO4.7H2O) in 0.5 N hydrochloric acid solution (4.2) and dilute to 100 ml with this acid.
1 ml of this solution contains 1 mg of magnesium (Mg).
or
weigh out 1.658 g of magnesium oxide, previously calcined at 600°C for 2 hours, place in a beaker with 100 ml of water and 120 ml of approximately N hydrochloric acid (4.1). After dissolution, transfer quantitatively into a one litre graduated flask, make up the volume with water and mix.
1 ml of this solution contains 1 mg of magnesium (Mg).
All content is available under the Open Government Licence v3.0 except where otherwise stated. This site additionally contains content derived from EUR-Lex, reused under the terms of the Commission Decision 2011/833/EU on the reuse of documents from the EU institutions. For more information see the EUR-Lex public statement on re-use.
