ISO 913:1977

Sulphuric acid and oleum for industrial use — Determination of ash — Gravimetric method

Based on evaporation of a test portion in a platinum dish, followed by ignition in an electric furnace, controlled at (850 50) °C, and weighing. - Replaces ISO Recommendation R 913-1968.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

71.060.30

Statut:

Annulée

Date de Publication:

1977-10-31

Numéro Standard:

ISO 913:1977