硅胶，Silica gel；high-purity grade, average pore size 60 Å (52-73 Å), 70-230 mesh, 63-200 μm, for column chromatography
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![图片 邻苯二酚 [儿茶酚]，1,2-Dihydroxybenzene；ReagentPlus®, ≥99%](https://www.bszh.cn/images/thumbs/0002646_-12-dihydroxybenzenereagentplus-99_32.png "显示明细 邻苯二酚 [儿茶酚]，1,2-Dihydroxybenzene；ReagentPlus®, ≥99%")
邻苯二酚 [儿茶酚]，1,2-Dihydroxybenzene；ReagentPlus®, ≥99% -
4,4'-双(巯基甲基)联苯，4,4′-Bis(mercaptomethyl)biphenyl；97% -
![图片 醋酸铋(III) [乙酸铋]，Bismuth(III) acetate；≥99.99% trace metals basis](https://www.bszh.cn/images/thumbs/0018457_iii-bismuthiii-acetate9999-trace-metals-basis_32.webp "显示明细 醋酸铋(III) [乙酸铋]，Bismuth(III) acetate；≥99.99% trace metals basis")
醋酸铋(III) [乙酸铋]，Bismuth(III) acetate；≥99.99% trace metals basis -
偏硼酸钠水合物，Sodium metaborate hydrate；granular -
9-顺式视黄酸，9-cis-Retinoic acid；≥98% (HPLC) -
![图片 邻苯二甲酸氢钾，Potassium hydrogen phthalate [KHP]；puriss. p.a., buffer substance, ≥99.5%](https://www.bszh.cn/images/thumbs/0008661_potassium-hydrogen-phthalate-khppuriss-pa-buffer-substance-995_32.png "显示明细 邻苯二甲酸氢钾，Potassium hydrogen phthalate [KHP]；puriss. p.a., buffer substance, ≥99.5%")
邻苯二甲酸氢钾，Potassium hydrogen phthalate [KHP]；puriss. p.a., buffer substance, ≥99.5%
