2,8,9-三甲基-2,5,8,9-四氮杂-1-磷杂双环[3.3.3]十一烷盐酸盐，2,8,9-Trimethyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane hydrochloride；96%
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![图片 氨基丁三醇 [三羟甲基氨基甲烷]，Tris Base, ULTROL® Grade [THAM]；≥99% dry basis (titration), Useful in the pH range of 7.0-9.0. Has a pKa of 8.1 at 25°C. Absorbance (1.0 M, H2O, 260 nm):0.05.](https://www.bszh.cn/images/thumbs/0014628_-tris-base-ultrol-grade-tham99-dry-basis-titration-useful-in-the-ph-range-of-70-90-has-a-pka-of-81-a_32.png "显示明细 氨基丁三醇 [三羟甲基氨基甲烷]，Tris Base, ULTROL® Grade [THAM]；≥99% dry basis (titration), Useful in the pH range of 7.0-9.0. Has a pKa of 8.1 at 25°C. Absorbance (1.0 M, H2O, 260 nm):0.05.")
氨基丁三醇 [三羟甲基氨基甲烷]，Tris Base, ULTROL® Grade [THAM]；≥99% dry basis (titration), Useful in the pH range of 7.0-9.0. Has a pKa of 8.1 at 25°C. Absorbance (1.0 M, H2O, 260 nm):0.05. -
5,10,15,20-四(4-磺酰苯基)-21H,23H-卟吩氯化锰(III)，5,10,15,20-Tetrakis(4-sulfonatophenyl)-21H,23H-porphine manganese(III) chloride；Dye content 70 % -
皂素，Saponin；for molecular biology, used as non-ionic surfactant -
铁氰化钾(II)三水合物，Potassium hexacyanoferrate(II) trihydrate；puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99%
