GOST 22562-77

Fodders, mixed fodders and animal raw foodstuff. Atomic absorption method for determination of copper, lead, zinc and cadmium

Electrochemical copy-piercing machines. Basic parameters and dimensions. Standards of accuaracy

Hydrolyzates of starch. General specifications

Statistical methods. Capability of detection. Part 7. Methods of an estimation taking into account background noise

Workplace air. Pumps for personal sampling of chemical and biological agents. Requirements and test methods

Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 3. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns