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4,4'-[1,3-Phenylenebis(1-methyl-ethylidene)]bisphenyl cyanate (CAS 127667-44-1) is a pharmaceutical-grade intermediate manufactured directly by Shanghai Rlavie Technology Co., Ltd. at a minimum purity of 98%, with COA, HNMR, and HPLC/GC documentation available on request. Meeting ChP, USP, BP, EP, JP, Ph.Int., and IP standards, it is sold globally across North America, Central/South America, Europe, Australasia, Asia, the Middle East, and Africa, with samples available.
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