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ISO 4284:1988

Acid-grade and ceramic-grade fluorspar — Determination of sulfide content — Iodometric method ISO 4284:1988

Publication date:   Nov 24, 1988

95.99   Withdrawal of Standard   Jan 21, 1993

General information

95.99   Withdrawal of Standard   Jan 21, 1993

ISO

ISO/TC 175 Fluorspar

International Standard

73.080   Non-metalliferous minerals

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PREVIOUSLY

WITHDRAWN
ISO 4284:1978

NOW

WITHDRAWN
ISO 4284:1988
95.99 Withdrawal of Standard
Jan 21, 1993

REVISED BY

WITHDRAWN
ISO 4284:1993




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