CAS No.: 461-72-3
  Methyl p-tolyl sulfone
CAS No.: 3185-99-7

Located in Kunshan Economic Development Park, Kunshan Dinghui Fine Chemical Co., Ltd. enjoys good location for we are close to Suzhou and Shanghai city. Over more than ten year’s hard working since Dinghui was established in 1986, Dinghui has experienced great development and become a specialized manufacturer of “Methyl p-tolyl sulfone” and “Hydantoin”. At present, we annually produce over 1,000 tons of products.
Quality and customers are number one priority to Dinghui. Relying on experienced technicians, leading
manufacturing methods and complete inspection facilities, we have laid great stresses on the importance
of quality; up to now, we have become a leading company in this trade, and the quality of our products rank
the top position of this industry. Customers are highly satisfied with our products.
We have successfully certificated to ISO9001 quality system in 2002, which helps us promoting enterprise
status and improving management system of Dinghui. With the implement of this system, we now have the
excellent ability to keep domination position in this industry and win the victory of market competition.
Dinghui sincerely welcomes your visit, cooperation and business; let’s work together for mutual

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