补充描述:
4-Cyanopyridine (CAS 100-48-1) is manufactured directly by Sinochem International Advanced Materials (Hebei) Co., Ltd. at pharmaceutical grade, supplied as a white crystalline solid with a minimum content of 99%, packaged in 200 kg iron drums. It is sold globally across North America, Europe, Asia, the Middle East, and Africa, though samples are not currently provided.
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