您的位置：首页 > 产品中心 > Buffer solution
Buffer solution
| 产品编号： | 4058373 |
| 规格： | (potassium hydrogen phthalate), traceable to SRM from NIST and PTB pH 4.01 (25°C) Certipur® |
| 包装规格： | 500 ML，1 L，4 L |
| 产品类别： | 进口试剂 |
| 品牌： | Supelco |
| 优惠价： | 立即咨询 |
产品性质
| Quality Level【质量水平】 | 300 |
| grade【等级】 | certified reference material |
| product line【产品线】 | Certipur® |
| pH【pH值(酸碱度)】 | 4.0 (25 ℃ in H2O) |
| application(s) | environmental food and beverages general analytical industrial qc pharmaceutical |
| format【格式】 | mixture |
| storage temp.【储存温度】 | 15-25℃ |
基本信息
| General description【一般描述】 | The potassium hydrogen phthalate buffer solution is prepared gravimetrically with potassium hydrogen phthalate and high-purity water. It is analyzed using a combined glass electrode following a 5-point calibration method, in accordance with DIN 19268, against certified primary reference standards as per DIN 19266. |
| Application【应用】 | It is used in analytical procedures for the calibration, qualification, and monitoring of pH measuring instruments and as a control for testing other buffer solutions. |
| Features and Benefits【特点和优势】 |
|
| Legal Information【法律信息】 | CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany |
安全信息
| Storage Class Code【储存分类代码】 | 12 - Non Combustible Liquids |
| WGK | WGK 2 |
