GOST PDF
Disinfectology and disinfection activities. Chemical disinfectants and antiseptics. Method for the determination of chlorine content
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General requirements for method of preparation of highly mineralized coal dust for analysis
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Production and preparation waste of coal. Classification
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Coal briquettes for power supply and domestic purposes. Specifications
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Guidelines for diagnosis of fly ash produced in the coal combustion
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Building timber structures. Rules of strength grading of sawn timber
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