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ISO 320:1981

Manganese ores — Determination of sulphur content — Barium sulphate gravimetric methods and sulphur dioxide titrimetric method after combustion
1. 12. 1981.

Опште информације

90.93     25. 3. 2022.

ISO

ISO/TC 132

Međunarodni standard

73.060.20  

francuski   engleski  

Kupovina

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Apstrakt

Describes three methods: methods I and II are gravimetric methods which are applicable to maganese ores having sulphur contents greater than 0.01 % (m/m), and method III is a titrimetric method. Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results. A figure illustrates the apparatus for determination of sulphur content in accordance with method III.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 320:1981
90.93 Odluka o potvrđivanju standarda
25. 3. 2022.

REVIDIRAN OD

NAPUŠTEN
ISO/CD 320