Changshu Alliance Chemical Co., Ltd.
GF-S Series Aromatic Solvent
1,2,4,5-Tetramethylbenzene (Durene)
Pyromellitic Acid (PMA)
Pyromellitic Dianhydride (PMDA)

Notification of pollution discharge


According to the requirements of the Clean Production Auditing Measures (Order No. 38 of National Development and Reform Commission, the Ministry of Environmental Protection), our company will implement clean production audits in 2019. Therefore, our company is now publicizing the pollution discharge status of our company in accordance with laws and regulations.

Company Name


Main products

Major pollutant types

Emission concentration and compliance

Annual total emissions (t)

Emission method

Changshu Alliance Chemical Co., Ltd.

West Heshi, Zhitang Town, Changshu City, Jiangsu Province, China

GF-S aromatic hydrocarbon solvent, tetramethylbenzene, pyromellitic dianhydride


20mg/L, up to standard


Sewage discharge outlet

Ammonia nitrogen

0.254mg/L, up to standard


Total phosphorus

0.08mg/L, up to standard


Suspended matter

8mg/L, up to standard



0.06mg/L, up to standard


Sulfur dioxide

25mg/m 3 , up to standard


Exhaust gas outlet

Nitrogen oxides

158mg/m 3 , up to standard





All sectors of the society are invited to supervise the implementation of compulsory clean production audits by our company.

Contact: Zhao Yiming

Tel: 0512-52548252

April 20, 2019

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