ISO 8660:1988
For ISO 8660:1988, item title is Caprolactam for industrial use — Determination of permanganate index — Spectrometric method; status code is 9599; successor is ISO 8660:2002; withdrawn / published date is 1988-04-14, recorded from its source on 2026-08-05.
- Identifier
- ISO 8660:1988 verified
- Item title
- Caprolactam for industrial use — Determination of permanganate index — Spectrometric method verified
- Status code
- 9599 verified
- Successor
- ISO 8660:2002
- Withdrawn / published date
- 1988-04-14 verified
Verified
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What the source says
16040,IS,,ISO 8660:1988,Caprolactam for industrial use — Determination of permanganate index — Spectrometric method,Caprolactame à usage industriel — Détermination de l'indice de permanganate — Méthode spectrométrique,1988-04-14,1,['71.080.30'],ISO/TC 61/SC 5,9599,,[32225],"['en','fr']",2,"<p>Equal volumes of potassium permanganate solution are added to a carpolactam test solution and to a blank (water). After standing for a specified time the absorbance, at a wavelength of 420 nm, of the test solution and of the blank are compared in cells of 5 cm thickness. The permanganat index is the difference between the absorbance of the test sample and that of the blank, multiplied by 100/3. It is a
— 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