ISO/TC 226
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 7971 | ISO 2926:1974 | Aluminium oxide primarily used for the production of aluminium — Particle size analysis — Sieving method | Atcelts |
| 7972 | ISO 2927:1973 | Oxyde d'aluminium principalement utilisé pour la production de l'aluminium — Échantillonnage | Standarts spēkā |
| 8009 | ISO 2961:1974 | Oxyde d'aluminium principalement utilisé pour la production de l'aluminium — Détermination d'un indice d'adsorption | Standarts spēkā |
| 8689 | ISO 3390:1976 | Aluminium oxide primarily used for the production of aluminium — Determination of manganese content — Flame atomic absorption method | Atcelts |
| 8690 | ISO 3391:1976 | Cryolite, natural and artificial — Determination of calcium content — Flame atomic absorption method | Atcelts |
| 8691 | ISO 3392:1976 | Cryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of water content — Electrometric method | Atcelts |
| 8692 | ISO 3393:1976 | Cryolite, natural and artificial, and aluminium fluoride for industrial use — Determination of moisture content — Gravimetric method | Standarts spēkā |
| 8745 | ISO 3429:1976 | Sodium fluoride primarily used for the production of aluminium — Determination of iron content — 1,10- Phenanthroline photometric method | Standarts spēkā |
| 8746 | ISO 3430:1976 | Sodium fluoride primarily used for the production of aluminium — Determination of silica content — Reduced molybdosilicate spectrophotometric method | Standarts spēkā |
| 8747 | ISO 3431:1976 | Sodium fluoride primarily used for the production of aluminium — Determination of soluble sulphates content — Turbidimetric method | Standarts spēkā |
Attēlo no 41. līdz 50. no pavisam 216 ieraksta(-iem).