grade
certified reference material
Quality Level
product line
Certipur®
pH
7.0 (25 °C in H2O)
bp
109 °C/1013 hPa
mp
-5 °C
density
1.01 g/cm3 at 20 °C
application(s)
environmental
food and beverages
general analytical
industrial qc
pharmaceutical
format
mixture
storage temp.
15-25°C
General description
磷酸盐缓冲液采用优质盐和高纯度水通过重量法制备而成。该磷酸二氢钾/磷酸氢二钠缓冲液的pH值为7,该pH值是在5点校准法校准后使用复合玻璃电极,参照DIN 19266认证一级参考标准品根据DIN 19268测定的。
Application
它可用于pH测量仪的校准、验证和监测分析程序,并作为检测其它缓冲液的对照。
Features and Benefits
- 经ISO/IEC 17025和ISO 17034认证实验室检测和验证
- 可追溯至NIST SRM标准物质和PTB认证一级参考物质
- 以密封瓶装形式供货,创新的Titripac® 包装减少废弃物,带来积极的环境影响
- 随附详细的分析证书(CoA),便于有效审计
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany
Still not finding the right product?
Explore all of our products under 缓冲溶液
存储类别
12 - Non Combustible Liquids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 1094070500 | 04027269299989 |
| 1094074000 | 04027269299996 |
| 1094071000 | 04022536114156 |