羧酸PEG4羧酸叔丁酯，2,2-Dimethyl-4-oxo-3,7,10,13,16-pentaoxanonadecan-19-oic acid；98%
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4-(4-甲酰基-3-甲氧基苯氧基)丁酸，4-(4-Formyl-3-methoxyphenoxy)butanoic Acid -
![图片 钴金属螯合NTA亲和纯化填料预装柱 [His标签蛋白]，Co NTA Beads [重力柱]](https://www.bszh.cn/images/thumbs/0006660_nta-hisco-nta-beads-_32.png "显示明细 钴金属螯合NTA亲和纯化填料预装柱 [His标签蛋白]，Co NTA Beads [重力柱]")
钴金属螯合NTA亲和纯化填料预装柱 [His标签蛋白]，Co NTA Beads [重力柱] -
![图片 2-(2-氨乙基氨基)乙醇 [羟乙基乙二胺]，2-(2-Aminoethylamino)ethanol；99%](https://www.bszh.cn/images/thumbs/0007610_2-2-2-2-aminoethylaminoethanol99_32.png "显示明细 2-(2-氨乙基氨基)乙醇 [羟乙基乙二胺]，2-(2-Aminoethylamino)ethanol；99%")
2-(2-氨乙基氨基)乙醇 [羟乙基乙二胺]，2-(2-Aminoethylamino)ethanol；99% -
![图片 4-硝基苯基 β-D-吡喃木糖苷，4-Nitrophenyl β-D-xylopyranoside [PNPX]；≥98%](https://www.bszh.cn/images/thumbs/0000507_4-d-4-nitrophenyl-d-xylopyranoside-pnpx98_32.png "显示明细 4-硝基苯基 β-D-吡喃木糖苷，4-Nitrophenyl β-D-xylopyranoside [PNPX]；≥98%")
4-硝基苯基 β-D-吡喃木糖苷，4-Nitrophenyl β-D-xylopyranoside [PNPX]；≥98% -
L-半胱氨酸盐酸盐，L-Cysteine hydrochloride；anhydrous, from non-animal source, BioReagent, suitable for cell culture, ≥98.0% -
甲基九氟丁醚，Methoxyperfluorobutane；puriss., ≥99.0% (total assay of isomers, GC)
