Animal feeding stuffs. Determination of nitrogen content and calculation of crude protein content. Block digestion and steam distillation method— 22 стр.
Workplace air. Determination of hexavalent chromium in airborne particulate matter. Method by ion chromatography and spectrophotometric measurement using diphenyl carbazide— 50 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 1: Terminology, general requirements and user recommendations (ISO 8655-1:2002 + Cor 1:2008) (consolidated version)
