Animal feeding stuffs. Determination of nitrogen content and calculation of crude protein content. Block digestion and steam distillation method— 22 стр.
Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007+Amd 1:2013) (consolidated version)
Piston-operated volumetric apparatus - Part 6: Gravimetric methods for the determination of measurement error (ISO 8655-6:2002 + Cor 1:2008) (consolidated version)
Piston-operated volumetric apparatus - Part 7: Non-gravimetric methods for the assessment of equipment performance (ISO 8655-7:2005 + Cor 1:2008) (consolidated version)
Piston-operated volumetric apparatus - Part 1: Terminology, general requirements and user recommendations (ISO 8655-1:2002 + Cor 1:2008) (consolidated version)
