추가 설명:
15-Crown-5 (CAS 33100-27-5, molecular formula C10H20O5, MW 220.26) is manufactured directly by Jiangyin Lanyu Chemical Co., Ltd. to industrial-grade, in-house standards, and holds HALAL certification. It is sold across North and South America, Europe, Australasia, Asia, the Middle East, and Africa, with samples available.
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