Occupational safety standards system. Respiratory protective devices for self-rescue. Filter self-rescuer from carbon monoxide with mouthpiece assembly. General specifications
State system for ensuring the uniformity of measurements. Metrological assurance of chemical weapons destruction. General requirements for measurement of toxic compounds and their destruction products content in soils
Microbiology of food and animal feeding stuffs. Method for the enumeration of yeasts and moulds. Part 1. Colony count technique in products with water activity greater than 0,95
€10
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