This part of ISO 10628 defines graphical symbols for the preparation of diagrams for the chemical and petrochemical industry. It is a collective application standard of the ISO 14617 series.This part of ISO 10628 does not apply to graphical symbols for electrotechnical diagrams; for these, see IEC 60617.
EN ISO 10628-2:2012 history
2012EN ISO 10628-2:2012 Diagrams for the chemical and petrochemical industry - Part 2: Graphical symbols (ISO 10628-2:2012)