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3-Nitrobenzoic acid,certified 标准品
2-Methyl-5-nitroimidazole （无证书）
Phenols in Methanol
Imidurea
3-(N-Acetyl-L-cystein-S-yl) Acetaminophen Methyl Ester
灭草灵
O,O-Dimethyl phosphoramidothionate（有证书）
4-Bromophenyl phenyl ether Solution 100ug/ml in Methanol
Iodine-129 Solution
Hydroxy Dimetridazole，
