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ISO/CD 7834

Iron ores — Determination of arsenic content — Molybdenum blue spectrophotometric method

Опште информације

30.99     3. 12. 2025.

ISO

ISO/TC 102/SC 2

Međunarodni standard

Apstrakt

The method ist applicable to a concentration range of 0,0001 to 0,1 % (m/m) (1 bis 1000 /g) of arsenic in natural iron ores, and iron ore concentrates and agglomerates including sinter products. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results, and test report. Includes three annexes. A figure shows the arsenic distillation apparatus.

Životni ciklus

PRETHODNO

OBJAVLJEN
ISO 7834:1987

TRENUTNO

PROJEKAT
ISO/CD 7834
30.99 Nacrt komisije standarda odobrava se za javnu raspravu
3. 12. 2025.