ČSN EN ISO 17180 (467055)

Animal feeding stuffs - Determination of lysine, methionine and threonine in commercial amino acid products and premixtures

Automatically translated name:

Animal feeding stuffs - Determination of lysine , methionine and threonine in commercially available products and premixes containing amino acids.



STANDARD published on 1.5.2015


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The information about the standard:

Designation standards: ČSN EN ISO 17180
Classification mark: 467055
Catalog number: 97503
Publication date standards: 1.5.2015
SKU: NS-586416
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Animal feeding stuffs

Annotation of standard text ČSN EN ISO 17180 (467055):

Vzorky se upraví zředěnou kyselinou chlorovodíkovou a poté se zředí tlumivým roztokem citronanu sodného. Přidá se vnitřní standard norleucin a poté se aminokyseliny oddělí na analyzátoru aminokyselin nebo vysokoúčinnou kapalinovou chromatografií (HPLC) pomocí pryskyřice pro kationtovou výměnu a vymývacích tlumivých roztoků citronanu sodného. Aminokyseliny se měří kolorimetricky po postkolonové derivatizaci s ninhydrinovým činidlem nebo fluorescenční detekcí po postkolonové derivatizaci ortho-ftaldialdehydem (OPA)

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