甲酸钠，Sodium formate；reagent grade, 97%
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氯化铕 (III)六水合物，Europium(III) chloride hexahydrate；99.9% trace metals basis -
![图片 三氧化二铥 [氧化铥(III)]，Thulium(III) oxide；99.9% trace metals basis](https://www.bszh.cn/images/thumbs/0016938_-iiithuliumiii-oxide999-trace-metals-basis_32.png "显示明细 三氧化二铥 [氧化铥(III)]，Thulium(III) oxide；99.9% trace metals basis")
三氧化二铥 [氧化铥(III)]，Thulium(III) oxide；99.9% trace metals basis -
聚乙二醇三甲基壬基醚，TERGITOL™ TMN-100X solution；laboratory grade -
![图片 丁基羟基茴香醚，Butylated hydroxyanisole [BHA]；analytical standard, ≥99.0% (sum of isomers, GC)](https://www.bszh.cn/images/thumbs/0016242_butylated-hydroxyanisole-bhaanalytical-standard-990-sum-of-isomers-gc_32.png "显示明细 丁基羟基茴香醚，Butylated hydroxyanisole [BHA]；analytical standard, ≥99.0% (sum of isomers, GC)")
丁基羟基茴香醚，Butylated hydroxyanisole [BHA]；analytical standard, ≥99.0% (sum of isomers, GC) -
羟乙基哌嗪乙硫磺酸，HEPES, Free Acid, ULTROL® Grade；A zwitterionic N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C. Absorbance (1.0 M, H2O, 260 nm):≤0.05. -
苯甲酸钠，Sodium benzoate；ReagentPlus®, 99%
