筛选产品
4-硝基苯甲酸, 98%
4-硝基苯甲酸, for synthesis
4-硝基苯甲酸, purum, ≥98.0% (HPLC)
4-硝基苯甲酸, United States Pharmacopeia (USP) Reference Standard
4-硝基苯甲酸, Pharmaceutical Secondary Standard; Certified Reference Material