ISO 4945:1977
For ISO 4945:1977, item title is Steel — Determination of nitrogen content — Spectrophotometric method; status code is 9599; successor is ISO 4945:2018; withdrawn / published date is 1977-12-01, recorded from its source on 2026-08-05.
- Identifier
- ISO 4945:1977 verified
- Item title
- Steel — Determination of nitrogen content — Spectrophotometric method verified
- Status code
- 9599 verified
- Successor
- ISO 4945:2018
- Withdrawn / published date
- 1977-12-01 verified
Verified
Review by
What the source says
10960,IS,,ISO 4945:1977,Steel — Determination of nitrogen content — Spectrophotometric method,Acier — Dosage de l'azote — Méthode spectrophotométrique,1977-12-01,1,['77.080.20'],ISO/TC 17/SC 1,9599,,[67387],"['en','fr']",6,"<p>This method is applicable to non-alloy and low-alloy steels containing between 0.002 % (m/m) and 0.050 % (m/m) of nitrogen and less than 0.6 % (m/m) of silicon. It allows the determination only of the nitrogen content which can be converted to an ammonium salt. Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.</p>"
— isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05
Source
- isopublicstorageprod.blob.core.windows.nethttps://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv