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Reference number
ISO 6850:1994
© ISO 2024
ISO 6850:1994
Photography — Processing wastes — Determination of nitrate by a spectrometric method using brucine
Edition 1
1994-12
Withdrawn
ISO 6850:1994
13359
ICS
13
13.030
13.030.30
ISO 6850:1994
Photography — Processing wastes — Determination of nitrate by a spectrometric method using brucine
Withdrawn
(Edition 1, 1994)
General information
Status
:
Withdrawn
Publication date
:
1994-12
Stage
: Withdrawal of International Standard [
95.99
]
Edition
: 1
Number of pages
: 6
Technical Committee :
ISO/TC 42
ICS
:
13.030.30
37.040.30
RSS
updates
Life cycle
Now
Withdrawn
ISO 6850:1994
Stage:
95.99
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
30.00
1979-04-01
Committee draft (CD) registered
30.99
1988-02-01
CD approved for registration as DIS
40
Enquiry
40.00
1990-06-14
DIS registered
40.20
1990-07-12
DIS ballot initiated: 12 weeks
40.60
1991-02-01
Close of voting
40.99
1991-12-01
Full report circulated: DIS approved for registration as FDIS
50
Approval
50.00
1994-09-28
Final text received or FDIS registered for formal approval
50.20
1994-11-16
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1994-11-16
Close of voting. Proof returned by secretariat
60
Publication
60.60
1994-12-08
International Standard published
90
Review
90.20
1998-11-30
International Standard under systematic review
90.60
1999-07-15
Close of review
90.99
2000-09-28
Withdrawal of International Standard proposed by TC or SC
95
Withdrawal
95.20
2000-09-28
Withdrawal ballot initiated
95.60
2001-01-02
Close of voting
95.99
2001-01-04
Withdrawal of International Standard
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