ДСТУ 4579:2006
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1 2 3 4
1 2 3 4 5 6 7 8 9 Д?о? Д?о? Д?о? Ill
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IRON ORES
Determination asid-solubleiron (II) contentTitrimetric method
1 2 ISO 385-1:1984 Laboratory glassware — Burettes — Part 1: General requirements
ISO 4695:1984 Iron ores — Determination of reducibility
ISO 4791-1:1985 Laboratory apparatus — Vocabulary relating to apparatus made essentially from glass, porcelain or vitreous silica — Part 1: Names for items of apparatus
ISO 7215:1985 Iron ores — Determination of relative reducibility
ISO 7764:1985 Iron ores — Preparation of predried test samples for chemical analysis.
ISO 385-1:1984 SO 4695:1984 ISO 4791-1:1985 ISO 7215:1985 ISO 7764:1985 3 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4,904 4,3898 1 1 V -100 ’
V — 4.8 0,2 5 5.1 5.2 5.3 6 6.1 6.2 7 7.1 7.2 7.3 7.4 7.5 8 8.1 V ■? 0,5585
w Fe (H) " m ’ ( m — 0,5585— V — 8.2 8.2.1 r = 0,0153 X + 0,0600, (2)
—? —? r — 8.2.2
S Lc — S Wc — n Wc — N c — n — а?) b) A _ A < 2^2 . l + 8.2.3 a) b) c) 9 a) b) c) d) e) f) g)
r :
( ISO 5725:1986
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