ISO 5143:1977
For ISO 5143:1977, item title is Sodium carbonate for industrial use — Determination of sulphur compounds content — Method by reduction and titrimetry; status code is 9599; successor is ISO/CD 5143; withdrawn / published date is 1977-11-01, recorded from its source on 2026-08-05.
- Identifier
- ISO 5143:1977 verified
- Item title
- Sodium carbonate for industrial use — Determination of sulphur compounds content — Method by reduction and titrimetry verified
- Status code
- 9599 verified
- Successor
- ISO/CD 5143
- Withdrawn / published date
- 1977-11-01 verified
Verified
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What the source says
11151,IS,,ISO 5143:1977,Sodium carbonate for industrial use — Determination of sulphur compounds content — Method by reduction and titrimetry,Carbonate de sodium à usage industriel — Dosage des composés soufrés — Méthode par réduction et titrimétrie,1977-11-01,1,['71.060.50'],ISO/TC 47,9599,,[11152],"['en','fr']",6,"<p>Applicable to products having a S compounds content, expressed as sulphate, of equal to or more than 5 mg/kg. Bases of progressive neutralization, with evolution of carbon dioxide, by adding slowly a mixture of hydriodic acid and hypophosphoruos acid. Reduction of the compounds to hydrogen sulphide by heating. Distilation of the hydrogen sulfide, entrainment in a flow of oxyge
— 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