产品介绍
Product Description
General description
酚红钠盐已被广泛用作pH指示剂。在pH 6.4或更低时，酚红溶液为黄色。在pH 8.2或更高时，它将呈现红色。它常被用于培养基中，以检测中性向酸性pH的变化。
Application
酚红钠盐已在将单链向导RNA微注射至单细胞阶段的斑马鱼胚胎过程中用作指示剂。
适合作为酸碱指示剂。
技术参数
Specifications
| Quality Level | 200 |
| form | powder |
| technique(s) | titration: suitable |
| color | red to brown |
| visual transition interval | 6.8-8.2, yellow to red |
| mp | 285 °C (dec.) (lit.) |
| solubility | water: 1 mg/mL, opaque, dark red |
| εmax | 31.62 at 423 nm in 0.1 M phosphate buffer |
| application(s) | diagnostic assay manufacturing hematology histology |
| storage temp. | room temp |
| SMILES string | [Na+].Oc1ccc(cc1)C2(OS(=O)(=O)c3ccccc23)c4ccc([O-])cc4 |
| InChI | 1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1 |
| InChI key | HKHYOKBQJILTEI-UHFFFAOYSA-M |
