追加説明:
Bis(4-chlorophenyl)sulphone (CAS 80-07-9) is manufactured by Speranza Chemical Co., Ltd. to chemical grade, compliant with ChP, USP, BP, EP, JP, IP and Ph. Int standards. It serves as a precursor for 4,4'-diamino-diphenyl sulfone and for rigid, temperature-resistant polysulfone plastics such as PES and Udel, used in plumbing, printer cartridges and automotive fuses, with worldwide distribution.
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