产品介绍：
产品说明
一般描述
Benzoic acid is a volumetric standard produced under rigorous conditions and qualified with the highest possible precision. Its content determination and homogeneity assessment are performed by volumetric neutralization as the primary analysis method.
应用
It is used as a certified reference material (CRM) for the standardization of volumetric solutions in alkalimetric titrations.
特点和优势
- Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
- Traceable to NIST SRM
- High-quality offering accurate titer determinations
- Accompanied by a certificate of analysis (CoA)
分析说明
精确浓度、有效期以及认证的详细信息请见每个包装内的证书和认证报告。含量和有效期见标签。
法律信息
TraceCERT is a registered trademark of sigma-aldrich Co. LLC
基本信息
| 线性分子式 | C6H5COOH |
| 分子量 | 122.12 |
| Beilstein | 636131 |
| EC 号 | 200-618-2 |
| MDL编号 | MFCD00002398 |
| eCl@ss | 39023903 |
| PubChem化学物质编号 | 329749720 |
| NACRES | NA.24 |
产品性质
| 质量水平 | 300 |
| 等级 | certified reference material |
| 蒸汽密度 | 4.21 (vs air) |
| 蒸汽压 | 10 mmHg ( 132 ℃) |
| 产品线 | TraceCERT® |
| 测定 | ≥99.5% |
| 自燃温度 | 1061 °F |
| 质量 | certified by BAM |
| technique(s) | titration: suitable |
| bp | 249 ℃ (lit.) |
| mp | 121-125 ℃ (lit.) |
| 溶解性 | water: soluble (2.9 g/l at 25 ℃) |
| 密度 | 1.32 g/cm3 at 20 ℃ |
| application(s) | environmental |
| 格式 | neat |
| SMILES string | OC(=O)c1ccccc1 |
| InChI | 1S/C7H6O2/c8-7(9)6-4-2-1-3-5-6/h1-5H,(H,8,9) |
| InChI key | WPYMKLBDIGXBTP-UHFFFAOYSA-N |
安全信息
| 象形图 |   |
| 警示用语： | Danger |
| 危险声明 | H315 - H318 - H372 |
| 预防措施声明 | P260 - P264 - P280 - P302 + P352 - P305 + P351 + P338 - P314 |
| 危险分类 | Eye Dam. 1 - Skin Irrit. 2 - STOT RE 1 Inhalation |
| 靶器官 | Lungs |
| 储存分类代码 | 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects |
| WGK | WGK 1 |
| 个人防护装备 | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
