Norm

ISO 1952:1976 en

Brown coals and lignites - Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid

  • Deze norm is ingetrokken sinds 27-08-2008

31,57

Over deze norm

Status Ingetrokken
Aantal pagina's 2
Commissie Vaste Minerale Brandstoffen
Gepubliceerd op 01-06-1976
Taal Engels
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).

Details

ICS-code 73.040
Nederlandse titel Brown coals and lignites - Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid
Engelse titel Brown coals and lignites - Method of extraction for the determination of sodium and potassium soluble in dilute hydrochloric acid
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