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【English name】： 4-Nitropyridine-N-oxide
【Quality indicators】：Content is more than 97% light yellow solid, moisture is less than 1%
【Molecular formula】：C5H4O3N2
【Molecular weight】：126
【Appearance】：Light yellow crystal for first grade
【Packaging】：1 kg/bottle; 25 / kg iron drums or cardboard barrels
