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氯化钠
Sodium Chloride
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 |
| 4060270 | 80 G | 1500 |
产品别名
7647-14-5
氯化钠
Sodium Chloride
Halite
NaCl
岩盐
结构式
基本信息
| Linear Formula【线性分子式】 | NaCl |
| Molecular weight | 58.44 |
| Beilstein | 3534976 |
| MDL number | MFCD00003477 |
| EC Index Number【EC索引号】 | 231-598-3 |
| General description【一般描述】 | Sodium chloride (NaCl) is a volumetric standard manufactured under rigorous conditions and analyzed with the highest possible precision. The mass fraction of the standard is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory. |
| Application【应用】 | It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in argentometric titrations, in accordance with USP and Ph. Eur. |
| Features and Benefits【特点和优势】 |
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| Legal Information【法律信息】 | CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 300 |
| agency | ISO 17025 reag. Ph. Eur. reag. USP |
| vapor pressure【蒸汽压】 | 1.3 hPa ( 865 ℃) |
| form【形式】 | solid |
| potency【效能】 | 3000 mg/kg LD50, oral (Rat) >10000 mg/kg LD50, skin (Rabbit) |
| technique(s) | titration: suitable |
| pH【pH值(酸碱度)】 | 4.5-7.0 (20 ℃, 100 g/L in H2O) |
| bp | 1461 ℃/1013 hPa |
| mp | 801 ℃ (lit.) |
| solubility【溶解性】 | 358 g/L |
| bulk density【堆积密度】 | 1140 kg/m3 |
| storage temp.【储存温度】 | 15-25℃ |
| SMILES string | [Na+].[Cl-] |
| InChI | 1S/ClH.Na/h1H;/q;+1/p-1 |
| InChI key | FAPWRFPIFSIZLT-UHFFFAOYSA-M |
| packaging【包装】 | SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals |
安全信息
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
