ISO 4690:1986
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
Iron ores Determination of sulfur content Combustion method
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02-18-2019
ISO 4689-2:2004
ISO 4689-3:2004
ISO 4689-3:2017
ISO 4689-2:2017
English, French
07-17-1986
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The method ist applicable to a concentration range of 0,002 to 0,25 % (m/m) of sulfur in natural iron ores, and iron ore concentrates and agglomerates including sinter products. The results are not affected by the presence of fluoride. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results, and test report. ISO 4690 includes three annexes.
| DevelopmentNote |
Also numbered as BS 7020-7.2(1988) (09/2005)
|
| DocumentType |
Standard
|
| Pages |
8
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| NF ISO 4690 : 1987 | Identical |
| UNI ISO 4690 : 1992 | Identical |
| PN 93/H-04126 : 1993 | Identical |
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