- 商品介绍
- 规格参数
- 包装参数
产品介绍
Product Description
General description
间甲酚紫是一种磺酞染料。它也被称间甲酚磺酰酞。
Application
间甲酚紫用于通过分光光度计测量 pH 值。
Biochem/physiol Actions
间甲酚紫是一种 pH 指示剂。从红色 (pH 1.2) 变为黄色 (2.8)，从黄色 (7.4) 变为紫色 (9.0)。
技术参数
Specifications
| grade | indicator grade |
| Quality Level | 200 |
| form | powder |
| composition | Dye content, 90% |
| technique(s) | titration: suitable |
| useful pH range | 1.2-2.8, red to yellow(acid),7.4-9.0, yellow to violet(alkaline) |
| ε (extinction coefficient) | ≥ 11000 at 295-301 nm at 0.01 g/L (0.01 G/L in 0.005 N NAOH in Methanol),≥26000 at 578-584 nm at 0.01 g/L (in 0.005 N NAOH in Methanol),≥8000 at 369-375 nm at 0.01 g/L (in 0.005 N NAOH in Methanol) |
| application(s) | diagnostic assay manufacturing hematology histology |
| storage temp. | room temp |
| SMILES string | Cc1cc(O)ccc1\C(=C2/C=CC(=O)C=C2C)c3ccccc3S(O)(=O)=O |
| InChI | 1S/C21H18O5S/c1-13-11-15(22)7-9-17(13)21(18-10-8-16(23)12-14(18)2)19-5-3-4-6-20(19)27(24,25)26-21/h3-12,22-23H,1-2H3 |
| InChI key | OLQIKGSZDTXODA-UHFFFAOYSA-N |
| 长度(mm) | |
| 宽度(mm) | |
| 高度(mm) | |
| 重量(kg) |
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