Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers - Amendment 1: Correction of formula C.4 (ISO 6145-7:2018/DAM 1:2025)

Comment end date 2026-01-20

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Project stage codes

1. Prioritetinių darbo temų pažymėjimas ir ekspertų skyrimas

2. Projektas

3. Viešoji apklausa

From 2025-11-21 till 2026-01-20

4. Closure of enquiry

5. Submission to Formal Vote

Organisation

CEN Europos standartizacijos komitetas

ICS

71.040.40 - Chemical analysis

Technical Committee

TK 28 Gas systems

ForeignTC'S

CEN/TC 238

Number of comments

Comment start date

2025-11-21

Relations

EN ISO 6145-7:2018/prA1