补充描述:
2,3-Dimethylpyrazine 1,4-dioxide (CAS 38870-37-0) is a pharmaceutical-grade intermediate manufactured by Shanghai Rlavie Technology Co., Ltd. at 98% minimum purity, with COA, HNMR, and HPLC/GC documentation available. It meets ChP, USP, BP, EP, JP, Ph.Int., and IP standards and is distributed to markets worldwide, with samples available.
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