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2,6-二甲基-γ-吡喃酮, ≥99.0%
重水 99.9%D
Guanylurea sulfate, 98% 100GR
Sodium carbonate, anhydrous, powder, for analysis, 99.8% 1KG
2,1,3-Benzothiadiazole-5-carboxylic acid, 97%
4-Nitro-3-(trifluoromethyl)phenol, 99% 5GR
N-Methoxy-N-methyl-2-(triphenylphosphoranylidene)acetamide, 98% 25GR
9-氨基吖啶, 用于MALDI-MS的基质物质,≥99.5%(HPLC)
2-碘-2-甲基丙烷(含稳定剂铜屑),97.0%(GC)
Isatin, 98% 5GR