ISO/TC 226
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 6852 | ISO 2069:1976 | Aluminium oxide primarily used for the production of aluminium — Determination of calcium content — Flame atomic absorption method | Atcelts |
| 6853 | ISO 2070:1981 | Aluminium oxide primarily used for the production of aluminium — Determination of calcium content — Naphthalhydroxamic acid spectrophotometric method | Atcelts |
| 26265 | ISO 2070:1997 | Oxyde d'aluminium principalement utilisé pour la production de l'aluminium — Dosage du calcium | Atcelts |
| 6854 | ISO 2071:1976 | Aluminium oxide primarily used for the production of aluminium — Determination of zinc content — Flame atomic absorption method | Atcelts |
| 6855 | ISO 2072:1981 | Aluminium oxide primarily used for the production of aluminium — Determination of zinc content — PAN photometric method | Atcelts |
| 6856 | ISO 2073:1976 | Aluminium oxide primarily used for the production of aluminium — Preparation of solution for analysis — Method by hydrochloric acid attack under pressure | Atcelts |
| 34646 | ISO 21687:2007 | Carbonaceous materials used in the production of aluminium — Determination of density by gas pyknometry (volumetric) using helium as the analysis gas — Solid materials | Standarts spēkā |
| 73749 | ISO 22731:2020 | Carbonaceous materials used in the production of aluminium — Cathode — Cathode abrasion testing | Atcelts |
| 74352 | ISO 23028:2019 | Aluminium oxide primarily used for the production of aluminium — Preparation and storage of test samples | Standarts spēkā |
| 50501 | ISO 23201:2015 | Aluminium oxide primarily used for production of aluminium — Determination of trace elements — Wavelength dispersive X-ray fluorescence spectrometric method | Standarts spēkā |
Attēlo no 71. līdz 80. no pavisam 216 ieraksta(-iem).