百日咳毒素来源于百日咳杆菌，Pertussis toxin from Bordetella pertussis [IAP, PTX]；lyophilized powder
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![图片 活性硅酸镁-色谱吸附剂 [弗洛里西®]，Florisil® Adsorbent for Chromatography；30-60 mesh](https://www.bszh.cn/images/thumbs/0019746_-florisil-adsorbent-for-chromatography30-60-mesh_32.webp "显示明细 活性硅酸镁-色谱吸附剂 [弗洛里西®]，Florisil® Adsorbent for Chromatography；30-60 mesh")
活性硅酸镁-色谱吸附剂 [弗洛里西®]，Florisil® Adsorbent for Chromatography；30-60 mesh -
![图片 对甲苯磺酸一水合物，p-Toluenesulfonic acid monohydrate [PTSA, p-TsOH]；analytical standard, 95.0-105.0% (anhydrous basis, T)](https://www.bszh.cn/images/thumbs/0017274_p-toluenesulfonic-acid-monohydrate-ptsa-p-tsohanalytical-standard-950-1050-anhydrous-basis-t_32.png "显示明细 对甲苯磺酸一水合物，p-Toluenesulfonic acid monohydrate [PTSA, p-TsOH]；analytical standard, 95.0-105.0% (anhydrous basis, T)")
对甲苯磺酸一水合物，p-Toluenesulfonic acid monohydrate [PTSA, p-TsOH]；analytical standard, 95.0-105.0% (anhydrous basis, T) -
4-(N-甲基-N-亚硝胺)-4-(3-吡啶基)丁醇，4-(N-Methyl-N-nitrosamino)-4-(3-pyridyl)butane-1-ol -
![图片 螺[9H-芴-9,9'-[9H]呫吨]-2,2',7,7'-四胺，Spiro[9H-fluorene-9,9′-[9H]xanthene]-2,2′,7,7′-tetramine [X60]；>98%](https://www.bszh.cn/images/thumbs/0012712_9h-99-9h-2277-spiro9h-fluorene-99-9hxanthene-2277-tetramine-x6098_32.png "显示明细 螺[9H-芴-9,9'-[9H]呫吨]-2,2',7,7'-四胺，Spiro[9H-fluorene-9,9′-[9H]xanthene]-2,2′,7,7′-tetramine [X60]；>98%")
螺[9H-芴-9,9'-[9H]呫吨]-2,2',7,7'-四胺，Spiro[9H-fluorene-9,9′-[9H]xanthene]-2,2′,7,7′-tetramine [X60]；>98% -
PHA-543613，≥98% (HPLC) -
![图片 Srep-tag II标签亲和纯化填料4FF [链球菌素琼脂糖凝胶]，Streptactin Beads 4FF](https://www.bszh.cn/images/thumbs/0006698_srep-tag-ii4ff-streptactin-beads-4ff_32.jpeg "显示明细 Srep-tag II标签亲和纯化填料4FF [链球菌素琼脂糖凝胶]，Streptactin Beads 4FF")
Srep-tag II标签亲和纯化填料4FF [链球菌素琼脂糖凝胶]，Streptactin Beads 4FF
