DIN EN ISO 13503-3
Petroleum and natural gas industries - Completion fluids and materials - Part 3: Testing of heavy brines (ISO 13503-3:2022); English version EN ISO 13503-3:2022
Erdöl- und Erdgasindustrie - Komplettierungsflüssigkeiten und -materialien - Teil 3: Prüfung von schweren Solen (ISO 13503-3:2022); Englische Fassung EN ISO 13503-3:2022
Responsible national committee
Responsible european committee
CEN/TC 12 - Oil and gas industries including lower carbon energy.
Responsible international committee
ISO/TC 67/SC 3/WG 1 - Drilling, completion and workover fluids