追加説明:
1-Bromo-9,9'-Spirobi[9H-fluorene] (CAS 1450933-18-2) is manufactured directly by HENAN SUNFINE MATERIAL CO., LTD. at 99%+ purity, meeting chemical-grade, in-house standards, with samples available. It is sold across North and South America, Europe, Australasia, Asia, and the Middle East.
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