OX Price Chart & Market Analysis 2026

OX Price Information Spec: China national standards;Isomer grade;Solvent grade

Newest Price 1,347.34

Price Date 20261009

Day's Change +50.83

Day's Range 1,347.34 - 1,398.17

Month's Change +91.42

Month's Range 1,246.14 - 1,337.56

Year's Change +323.32

Year's Range 1,169.01 - 845.69

Opinions

How exposed is China's o-xylene supply to imported material?

Buyers should watch the origin mix rather than the headline import number. A shift from Taiwanese to Singaporean barrels changes delivered cost by roughly the duty spread plus freight, and contract-priced Singapore cargoes have historically printed below spot alternatives. Locking contract volumes early smooths that volatility.

What is driving o-xylene price spikes and downstream phthalic anhydride costs?

The risk here is demand destruction, not supply. Plasticizer and unsaturated polyester producers can substitute or delay purchases when phthalic anhydride gets expensive. If OX stays elevated too long, downstream run rates fall further and the feedstock tightness resolves itself through weaker offtake rather than new supply.

Why does o-xylene command a higher boiling point than its C8 aromatic isomers?

The practical read: nobody separates OX by straight distillation from the mixed C8 stream. It is recovered as a co-product of the para-xylene complex, so OX supply is structurally tied to PX operating rates. When PX units run hard, OX output rises whether or not phthalic anhydride demand justifies it.

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Overview

o-Xylene (1,2-dimethylbenzene, CAS 95-47-6) is a colorless transparent liquid with an aromatic, toluene-like odor, a density of 0.879 g/mL at 20 °C, a boiling point of 143–145 °C, and a flash point of 90 °F. It is sparingly soluble in water but miscible with most organic solvents, and serves as a key aromatic feedstock in the chemical industry.

Industrial: primary raw material for phthalic anhydride production, which feeds downstream plasticizers, coatings, and dyes.
Chemical synthesis: oxidized to phthalic acid or phthalic anhydride under various conditions; also used in producing o-toluic acid.
Solvent: employed as a solvent in coatings and other applications.
Oxidation reactivity: oxidizable by acidic potassium permanganate, with side-chain oxidation to carboxylic acids.

China's o-xylene market relies heavily on imports, with major sources historically including Singapore, Taiwan (China), South Korea, and Japan. The suspension of the Economic Cooperation Framework Agreement (ECFA) raised tariffs on Taiwanese-origin material to 2%, reducing its cost competitiveness versus zero-tariff Singaporean supply. Domestic demand is closely tied to the phthalic anhydride sector, which faces overcapacity and margin pressure, making export markets a key outlet for surplus production.

Key domestic producers:
PetroChina – major integrated producer with refining and aromatics capacity.
Sinopec – significant domestic supplier of o-xylene from refining complexes.

Properties

Name

o-Xylene

CAS Number

95-47-6

EINECS No.

202-422-2

Risk Codes

S25;S45;S36/37;S16;S7

Safety Description

R10;R20/21;R38;R39/23/24/25;R23/24/25;R11

HS Code

2902410000

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ChemPriceHub

OX Price Information Spec: China national standards;Isomer grade;Solvent grade

Opinions

How exposed is China's o-xylene supply to imported material?

What is driving o-xylene price spikes and downstream phthalic anhydride costs?

Why does o-xylene command a higher boiling point than its C8 aromatic isomers?

Latest News

DOP market prices are rising.

Spot supply is becoming increasingly tight, driving up PX prices.

South China xylene quotes have been revised upward, with the market remaining stable and slightly firm.

South China toluene prices have been raised, while the aromatics market remains stable with a bullish bias.

ChemPriceHub Key Alert: The aromatics sector rose on October 9, with xylene showing a strong upward trend.

ChempriceHub Key Alert: Aromatic Products Market Trend Analysis for October 9

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