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CSN EN 16964
Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regia
|Number of Standard:||CSN EN 16964|
EN 16964 Fertilizers - Extraction of total micro-nutrients in fertilizers using aqua regia - This European Standard specifies a method for the total extraction of boron, cobalt, copper, iron, manganese, molybdenum and zinc with aqua regia from mineral fertilizers containing one or more micro-nutrients. The extracts can be analysed according to EN 16963, EN 16965, prEN 17041, prEN 17042 and prEN 17043. This method is also suitable for the extraction of cadmium, chromium, nickel and lead to be determined according to EN 16319; the extraction of mercury to be determined according to EN 16320 and the extraction of arsenic to be determined according to EN 16317.
Original English text of CSN EN Standard.
The price of the Standard included all amendments and correcturs.
CSN EN 16962
Fertilizers - Extraction of water soluble micro-nutrients in fertilizers and removal of organic compounds from fertilizer extracts
CSN EN 17043
Fertilizers - Determination of molybdenum in concentrations . 10 % using spectrometry of a complex with ammonium thiocyanate