ISO 1952:1976
For ISO 1952:1976, item title is Brown coals and lignites — Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid; status code is 9599; successor is ISO/DIS 1952 | ISO 1952:2008; withdrawn / published date is 1976-06-01, recorded from its source on 2026-08-05.
- Identifier
- ISO 1952:1976 verified
- Item title
- Brown coals and lignites — Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid verified
- Status code
- 9599 verified
- Successor
- ISO/DIS 1952 | ISO 1952:2008
- Withdrawn / published date
- 1976-06-01 verified
Verified
Review by
What the source says
6679,IS,,ISO 1952:1976,Brown coals and lignites — Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid,Charbons bruns et lignites — Méthode d'extraction en vue des dosages du sodium et du potassium solubles dans l'acide chlorhydrique dilué,1976-06-01,1,['73.040'],ISO/TC 27,9599,,"[33582,41590]","['en','fr']",2,"<p>The sample of brown coal or lignite is extracted with boiling 0,005 N hydrochloric acid and the extract centrifuged. The sodium and potassium in solution are determined by any precise analytical method (for example, gravimetric method or flame photometric method).</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