pyromellitic acid

Changshu Alliance Chemical Co., Ltd., is a high-tech private-owned enterprise which engages in comprehensive utilization and further processing of C9 and C10 Heavy Aromatics. Since founded in 1989, our company has been growing rapidly: so far, our capacity of processing C9 and C10 has amounted to 100000 tons a year. Now we can annually produce 80,000 tons of GF-S Series Aromatics 6,000 tons of technical naphthalene, 6,000 tons of methylnaphthalene, 3,000 tons of 1,2,4,5-tetramethylbenzene (Dure...