NEN 6544 : 1990
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
WATER FOR BOILING PLANTS - GRAVIMETRIC DETERMINATION OF SULFATE CONTENT
12-12-2011
12-01-2013
Describes a method for the gravimetric determination of the sulphate content of water in boiling plants. Applicable to any sort of water in boiling plants with a sulphate content of at least 10 mg/l.
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