GOST 11259-79

Ferroalloys. Sampling and sample preparation for chemical analysis. Part 1. Ferrochromium, ferrosilicochromium, ferrosilicon, ferrosilicomanganese, ferromanganese

Rock graphic documentation. Symbols for minerals, rock and for its deposition conditions

Connecting devices for low voltage circuits for household and similar purposes. Part 2-5. Particular requirements for connecting boxes ( junction and /or tapping of copper conductors) for terminals of connecting devices

System of standards on information, librarianship and publishing. Librarу and information activity. Terms and definitions

Electromagnetic compatibility of technical means. Man-made noise from appliances including sources of clicks. Limits and test methods

Plant protection. Requirements to turnover of agents of biological control and other useful organisms