产品介绍
Product Description
Application
白细胞颗粒染色使用的是偏黄。它也用作显微切片的复染剂。
Biochem/physiol Actions
间变黄是一种偶氮染料。它被用作 PAS(过碘酸-希夫)/铁-苏木素染色切片的复染剂,以增加对比度。其颜色从 pH 1.2 的红色变为 pH 2.3 的黄色。
技术参数
Specifications
| form | solid |
| composition | Dye content, 70% |
| technique(s) | titration: suitable |
| pH | 1.5-2.7, red to yellow |
| λmax | 414 nm |
| ε (extinction coefficient) | ≥18500 at 415.0-419.0 nm |
| application(s) | diagnostic assay manufacturing hematology histology |
| storage temp. | room temp |
| SMILES string | [Na+].[O-]S(=O)(=O)c1cccc(c1)\N=N\c2ccc(Nc3ccccc3)cc2 |
| InChI | 1S/C18H15N3O3S.Na/c22-25(23,24)18-8-4-7-17(13-18)21-20-16-11-9-15(10-12-16)19-14-5-2-1-3-6-14;/h1-13,19H,(H,22,23,24);/q;+1/p-1/b21-20+; |
| InChI key | NYGZLYXAPMMJTE-ANVLNOONSA-M |



