追加説明:
5-Nitro-4-hydroxyquinazoline (CAS 99768-67-9) is a pharmaceutical-grade intermediate manufactured directly by Shanghai Rlavie Technology Co., Ltd, supplied at a minimum purity of 98% with COA, HNMR, and HPLC/GC documentation available on request. It complies with ChP, USP, BP, EP, JP, Ph.Int., and IP standards and is distributed to North America, Europe, Asia, the Middle East, and Africa.
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