The method is applicable to a concentration range of 0,01 bis 1,0 % (m/m) of sulfur 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.ISO 4689 includes three annexes.
Số hiệu tiêu chuẩn
ISO 4689
Tên tiêu chuẩn
Iron ores; Determination of sulfur content; Barium sulfate gravimetric method
Ngày phát hành
1986-10-00
Tiêu chuẩn tương đương
BS 7020-7.1 (1989-01-31), IDT * NF A20-406 (1987-09-01), IDT * JIS M 8217 (1994-03-01), MOD * PN-ISO 4689 (2000-04-25), IDT * UNE 22138 (1990-05-18), NEQ * GOST 32599.1 (2013), IDT * STN ISO 4689 (1993-03-01), IDT * CSN ISO 4689 (1993-03-01), IDT
Từ khóa
Barium sulphates * Chemical analysis and testing * Determination of content * Gravimetric analysis * Iron ores * Minerals * Ores * Sulphur
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