光稳定剂622，Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol-alt-1,4-butanedioic Acid) (Technical Grade)
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3,4-二羟基苯乙酸-d5，3,4-Dihydroxyphenylacetic Acid-d5 -
橙黄G，Orange G；certified by the Biological Stain Commission, Dye content 80% -
![图片 4-硝基苯酚 [对硝基苯酚]，4-Nitrophenol [4-NP]；ReagentPlus®, ≥99%](https://www.bszh.cn/images/thumbs/0006156_4-4-nitrophenol-4-npreagentplus-99_32.png "显示明细 4-硝基苯酚 [对硝基苯酚]，4-Nitrophenol [4-NP]；ReagentPlus®, ≥99%")
4-硝基苯酚 [对硝基苯酚]，4-Nitrophenol [4-NP]；ReagentPlus®, ≥99% -
![图片 2,3-二羟基萘 [2,3-萘二酚]，2,3-Dihydroxynaphthalene；≥98.0% (HPLC)](https://www.bszh.cn/images/thumbs/0010017_23-23-23-dihydroxynaphthalene980-hplc_32.png "显示明细 2,3-二羟基萘 [2,3-萘二酚]，2,3-Dihydroxynaphthalene；≥98.0% (HPLC)")
2,3-二羟基萘 [2,3-萘二酚]，2,3-Dihydroxynaphthalene；≥98.0% (HPLC) -
![图片 溴百里酚蓝钠盐，Bromothymol Blue sodium [BTB-Na]；powder](https://www.bszh.cn/images/thumbs/0005002_bromothymol-blue-sodium-btb-napowder_32.png "显示明细 溴百里酚蓝钠盐，Bromothymol Blue sodium [BTB-Na]；powder")
溴百里酚蓝钠盐，Bromothymol Blue sodium [BTB-Na]；powder -
6-羟基-3,4-二氢-2(1H)-喹诺酮，6-Hydroxy-3,4-dihydro-2(1H)-quinolinone；97%
