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Xylenol Blue
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3260483 | 1 G | 347 | |||
| 3260483 | 5 G | 1051 |
产品别名
125-31-5
Xylenol Blue
p-Xylenolsulfonephthalein
p-Xylenol Blue
结构式
基本信息
| Empirical Formula【经验(实验)分子式】 | C23H22O5S |
| Molecular weight | 410.48 |
| Beilstein | 363132 |
| EC number【EC 号】 | 204-736-5 |
| MDL number | MFCD00005870 |
| PubChem Substance ID【PubChem化学物质编号】 | 24852335 |
| NACRES | NA.47 |
| General description【一般描述】 | Xylenol Blue is a dark brown powder and it belongs to the class of sulfonephthalein dyes. Xylenol Blue changes color from red (pH 1.2) to yellow (2.8) and yellow (8.0) to blue (9.6). It is widely used in food storage, drugs, determining bacterial growth, microbial assays and determining lipase. |
产品性质
| Quality Level【质量水平】 | 200 |
| grade【等级】 | indicator grade |
| form【形式】 | powder |
| composition【组成】 | Dye content, 90% |
| technique(s) | titration: suitable |
| useful pH range【有效pH范围】 | 1.2 - 2.8, red to yellow (acid) 8.0 - 9.8, yellow to violet (alkaline) |
| mp | 212 ℃ (dec.) (lit.) |
| λmax | 424 nm |
| application(s) | diagnostic assay manufacturing hematology histology |
| storage temp.【储存温度】 | room temp |
| SMILES string | Cc1cc(c(C)cc1O)C2(OS(=O)(=O)c3ccccc23)c4cc(C)c(O)cc4C |
| InChI | 1S/C23H22O5S/c1-13-11-20(24)15(3)9-18(13)23(19-10-16(4)21(25)12-14(19)2)17-7-5-6-8-22(17)29(26,27)28-23/h5-12,24-25H,1-4H3 |
| InChI key | MGUKYHHAGPFJMC-UHFFFAOYSA-N |
| packaging【包装】 | 1, 5 g in glass bottle |
安全信息
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
| Personal Protective Equipment【个人防护装备】 | dust mask type N95 (US), Eyeshields, Gloves |
