33421LeafLevel 5
Ethylene, propylene, butylene, butadiene
**Includes:** This subclass is defined through the following headings/subheadings of the HS 2012: 2711.14.
GET
/api/v1/systems/cpc_v21/nodes/33421**Includes:** This subclass is defined through the following headings/subheadings of the HS 2012: 2711.14.
/api/v1/systems/cpc_v21/nodes/33421