추가 설명:
Caronic Anhydride (CAS 67911-21-1) is offered by Xi'an Caiiing Opto-Electrical Science & Technology Co., Ltd., which trades rather than manufactures the product, meeting purity specifications of GC ≥99%, LC ≥98%, and titration 97.0–103.0%. Samples are available, and it is sold across North America, Central/South America, Western Europe, Eastern Europe, and Asia.
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