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Standard ČSN EN 15479 1.9.2010 preview

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ČSN EN 15479 (654867)

Fertilizers - Spectrophotometric determination of biuret in urea



STANDARD published on 1.9.2010


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The information about the standard:

Designation standards: ČSN EN 15479
Classification mark: 654867
Catalog number: 86733
Publication date standards: 1.9.2010
SKU: NS-146923
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Fertilizers

Annotation of standard text ČSN EN 15479 (654867):

Tato evropská norma specifikuje metodu pro stanovení biuretu v močovině. Tato metoda je použitelná pro močovinu a hnojiva založená na močovině.

V alkalickém prostředí v přítomnosti vinanu draselno-sodného tvoří biuret a dvoumocná měď fialovou měďnatou sloučeninu. Absorbance roztoku se měří při vlnové délce přibližně 546 nm

Preview of the standard ČSN EN 15479 (654867)

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