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Federal norms and regulations in the field of industrial safety 'On approval of safety guidelines for flare systems' Order No. 450 dated 22.12.2021 of the Federal Service for Environmental, Technological and Nuclear Supervision (Rostechnadzor)

Document status: Active

On approval of Federal norms and regulations in the field of industrial safety 'General rules on explosion protection for explosive and fire hazardous chemical, petrochemical plants and oil refineries' Order No. 533 dated 15.12.2020 of the Federal Service for Environmental, Technological and Nuclear Supervision (Rostechnadzor)

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Titanomagnetite ores, ironvanadium concentrates, agglomerates and pellets. Methods for determination of chromium

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Talc and talcomagnesite. Method for determination of silicon (IV)

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Natural gas. Determination of composition with defined uncertainty by gas chromatography method. Part 5. Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and for a laboratory and on-line process application using three columns

Document status: Replaced by GOST 31371.5-2022

Technical liquid ammonia. Determination of ferrum mass concentration by method of photocalorimetry

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