20131

Manufacture of petrochemical primary products

This sub-class includes the manufacture of petrochemical primary products (basic building blocks) such as olefins, aromatics from refined petroleum or liquid hydrocarbons.

SSIC hierarchy ISIC class Crosswalks

Level

final

Mapped ISIC codes

Source

SingStat

In this section: sibling codes

class 2013 Manufacture of Petrochemicals; Plastic and Synthetic Rubber in Primary Forms final 20132 Manufacture of derivatives and intermediates produced from basic building blocks final 20133 Manufacture of synthetic rubber

Official data

Official name	Singapore Standard Industrial Classification (SSIC 2025)
Issuing authority	Department of Statistics Singapore (SingStat / DOS)
Tax authority	Inland Revenue Authority of Singapore (IRAS) (IRAS)
Purpose	Mandatory at ACRA business/company registration; used by IRAS, MOM, EDB, SingStat
Active version	SSIC 2025 (15 Apr 2025)
Hierarchy level	Sub-class (5-digit) (final leaf)
Source	https://www.singstat.gov.sg/standards/standards-and-classifications/ssic
Prior versions	SSIC 2020, SSIC 2015

Hierarchy context

C→20→201→2013→20131 Manufacture of petrochemical primary products

Parent class

2013 Manufacture of Petrochemicals; Plastic and Synthetic Rubber in Primary Forms

Parent division

20 MANUFACTURE OF CHEMICALS AND CHEMICAL PRODUCTS

Parent section

C MANUFACTURING

Correspondence tables

SSIC 2020

20131 — Manufacture of petrochemical primary products (e.g. olefins, aromatics, basic building blocks)

ISIC Rev. 5

2013 Manufacture of plastics and synthetic rubber in primary forms

ISIC crosswalk

ISIC Rev. 5 class 2013 Manufacture of plastics and synthetic rubber in primary forms Open ISIC class page with reverse SSIC links. Full table SSIC 2025 to ISIC Rev. 5 Open the full correspondence table.

Alphabetical index entries

Principal Title 20131 Manufacture of petrochemical primary products Alternative Title 20131 Aromatics manufacturing Alternative Title 20131 Olefins manufacturing Alternative Title 20131 Petrochemical basic building blocks manufacturing

Data source: Department of Statistics Singapore (SingStat / DOS) (https://www.singstat.gov.sg/standards/standards-and-classifications/ssic). Official SSIC 2025 classification workbook.

Last data refresh: 15 Apr 2025. Classification version: SSIC 2025.

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