Skip to content
OpenCDD
1C1v1rev 12026-06-02IEC 60721-3-1:2018, Table 4

Chemically active substance code 1C1

0112/2///61360_7#CTB638

Applies to locations in rural and some urban areas, with low industrial activity and moderate traffic. In winter, heating methods in concentrated urban areas may cause increased contamination. Conditions are specified in IEC 60721-3-1:2018, Table 4.

value term
Enumeration code
CTB638

All properties18#

Version
1
Revision
1
Preferred name
Chemically active substance code 1C1
Short name
1C1
Definition
Applies to locations in rural and some urban areas, with low industrial activity and moderate traffic. In winter, heating methods in concentrated urban areas may cause increased contamination. Conditions are specified in IEC 60721-3-1:2018, Table 4.
Definition source
IEC 60721-3-1:2018, Table 4
Responsible committee
IEC/SC 3D
Publisher
IEC
Published in
IEC 61360-7
Status level
Standard
Version release date
2026-06-02
Revision release date
2026-06-02
Version initiation date
2026-06-02
Original definition date
2026-06-02
Change request ID
C00193
MDC_P025_1
1C1