This part of ISO 6490 specifies a titrimetric method for the determination of the calcium content of animal feeding stuffs. The method is applicable to all animal feeding stuffs having calcium contents greater than 1 g/kg
GSO ISO 6490-1:2014 history
2014GSO ISO 6490-1:2014 Animal feeding stuffs -- Determination of calcium content -- Part 1: Titrimetric method