ISO 6578 “Refrigerated hydrocarbon liquids — Static measurement — Calculation procedure” has been released as a new version in October 2025 with the designation ISO 6578:2025.
This third edition cancels and replaces the second edition (ISO 6578:2017), which has been technically revised. Read our ISO 6578 news item from October 2025 for a detailed measurement standard analysis statement.
The ISO 6578 Advanced Development (AD) – also announced in the news item from October 2025 – has been released with AD note 000126. Read note 000126 for all important details of that AD.