Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers and nitrale fertilizers in ammonium and nitrate forms (Deward Method)
Printing types. Type family 'Novaya gazetnaya' ( for alphabets of Russian and roman graphic bases). Range of application. Design. Base line. Characters per 4 picas
Occupational safety standards system. Personal protective equipment against falls from a height. Rescue harness. General technical requirements. Test methods
