Standard ČSN EN 12821 1.12.2012 preview

ČSN EN 12821 (560047)

Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2)



STANDARD published on 1.12.2012


Language
Format
AvailabilityIN STOCK
Price15.70 USD excl. VAT
15.70 USD

The information about the standard:

Designation standards: ČSN EN 12821
Classification mark: 560047
Catalog number: 92039
Publication date standards: 1.12.2012
SKU: NS-141242
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

Annotation of standard text ČSN EN 12821 (560047):

Tato norma specifikuje metodiku pro stanovení vitamínu D v potravinách. Vitamín D je po zmýdelnění z potraviny extrahován vhodným rozpouštědlem. Stanovení vitamínů D3 a D2 ve vhodném extraktu vzorku je provedeno semipreparativní HPLC na normální fázi s následnou analytickou HPLC na reverzní fázi. Vitamín D je detekován spektrofotometricky v UV oblasti. Pokud se stanovuje vitamín D3, pak je vitamín D2 použit jako interní standard. Jestliže se stanovuje vitamín D2, pak je vitamín D3 použit jako interní standard

We recommend:

Updating of laws

Do you want to be sure about the validity of used regulations?
We offer you a solution so that you could use valid and updated legislative regulations.
Would you like to get more information? Look at this page.




Cookies Cookies

We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.

You can refuse consent here.

Here you can customize your cookie settings according to your preferences.

We need your consent to use the individual data so that you can see information about your interests, among other things.