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Reference number
ISO 8658:1997
© ISO 2024
International Standard
ISO 8658:1997
Carbonaceous materials for use in the production of aluminium — Green and calcined coke — Determination of trace elements by flame atomic absorption spectrometry
Edition 1
1997-04
Read sample
ISO 8658:1997
16038
TC
ISO/TC 226
ISO 8658:1997
Carbonaceous materials for use in the production of aluminium — Green and calcined coke — Determination of trace elements by flame atomic absorption spectrometry
Published
(Edition 1, 1997)
This publication was last reviewed and confirmed in 2024. Therefore this version remains current.
ISO 8658:1997
ISO 8658:1997
16038
Language
English
Format
PDF
Paper
CHF
63
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General information
Status
:
Published
Publication date
:
1997-04
Stage
: International Standard confirmed [
90.93
]
Edition
: 1
Number of pages
: 8
Technical Committee :
ISO/TC 226
ICS
:
71.100.10
RSS
updates
Life cycle
Now
Published
ISO 8658:1997
A standard is reviewed every 5 years
Stage:
90.93
(Confirmed)
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
30.00
1984-06-01
Committee draft (CD) registered
30.99
1986-03-01
CD approved for registration as DIS
30.00
1989-02-15
Committee draft (CD) registered
30.20
1989-02-15
CD consultation initiated
30.99
1991-05-15
CD approved for registration as DIS
40
Enquiry
40.00
1986-06-20
DIS registered
40.20
1986-11-06
DIS ballot initiated: 12 weeks
40.60
1987-05-01
Close of voting
40.92
1988-06-01
Full report circulated: DIS referred back to TC or SC
40.00
1995-08-10
DIS registered
40.20
1995-08-31
DIS ballot initiated: 12 weeks
40.60
1996-03-28
Close of voting
50
Approval
50.00
1996-08-22
Final text received or FDIS registered for formal approval
50.20
1996-12-05
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1997-03-07
Close of voting. Proof returned by secretariat
60
Publication
60.60
1997-03-27
International Standard published
90
Review
90.20
2001-11-15
International Standard under systematic review
90.60
2002-07-30
Close of review
90.93
2002-12-03
International Standard confirmed
90.20
2006-06-27
International Standard under systematic review
90.60
2006-09-27
Close of review
90.93
2006-09-27
International Standard confirmed
90.20
2011-10-15
International Standard under systematic review
90.60
2012-03-17
Close of review
90.93
2012-10-04
International Standard confirmed
90.20
2017-10-15
International Standard under systematic review
90.60
2018-03-07
Close of review
90.93
2018-03-31
International Standard confirmed
90.20
2023-01-15
International Standard under systematic review
90.60
2023-06-05
Close of review
90.93
2024-05-02
International Standard confirmed
90.20
International Standard under systematic review
90.60
Close of review
90.99
Withdrawal of International Standard proposed by TC or SC
95
Withdrawal
95.99
Withdrawal of International Standard
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