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Reference number
ISO 5438:1985
© ISO 2024
ISO 5438:1985
Acid-grade and ceramic-grade fluorspar — Determination of silica content — Reduced molybdosilicate spectrometric method
Edition 1
1985-06
Withdrawn
ISO 5438:1985
11483
ISO 5438:1985
Acid-grade and ceramic-grade fluorspar — Determination of silica content — Reduced molybdosilicate spectrometric method
Withdrawn
(Edition 1, 1985)
New version available:
ISO 5438:1993
General information
Status
:
Withdrawn
Publication date
:
1985-06
Stage
: Withdrawal of International Standard [
95.99
]
Edition
: 1
Number of pages
: 5
Technical Committee :
ISO/TC 175
ICS
:
73.080
RSS
updates
Life cycle
Now
Withdrawn
ISO 5438:1985
Stage:
95.99
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
30.00
1981-07-01
Committee draft (CD) registered
30.99
1982-10-01
CD approved for registration as DIS
40
Enquiry
40.00
1983-04-01
DIS registered
40.20
1983-08-01
DIS ballot initiated: 12 weeks
40.60
1984-02-01
Close of voting
50
Approval
50.00
1985-01-09
Final text received or FDIS registered for formal approval
50.20
1985-03-14
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1985-03-14
Close of voting. Proof returned by secretariat
60
Publication
60.60
1985-06-20
International Standard published
90
Review
95
Withdrawal
95.99
1993-03-18
Withdrawal of International Standard
Revised by
Withdrawn
ISO 5438:1993
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