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ISO 2225:1972
w
ISO 2225:1972
7030
ICS
71
71.080
71.080.80
ISO 2225:1972
Formaldehyde solutions for industrial use — Determination of acidity
General information
Status
:
Withdrawn
Publication date
:
1972-11
Edition
: 1
Number of pages
: 2
Technical Committee
:
ISO/TC 47
Chemistry
ICS
:
71.080.80
Aldehydes and ketones
Buy this standard
Life cycle
Now
Withdrawn
ISO 2225:1972
Stage:
95.99
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
40
Enquiry
50
Approval
60
Publication
60.60
1972-11-01
International Standard published
90
Review
90.20
1991-11-30
International Standard under systematic review
90.60
1992-06-30
Close of review
90.20
1996-11-15
International Standard under systematic review
90.60
1997-07-15
Close of review
90.20
2001-11-15
International Standard under systematic review
95
Withdrawal
95.99
2002-05-27
Withdrawal of International Standard
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