产品说明
一般描述
Certified liquid Hellma® calibration standard to enable the checking of spectrophotometers with respect to wavelength accuracy.
Consisting of :
Holmium oxide in perchloric acid (667-UV5, wavelength 241; 287; 361; 536; 640 nm)
Holmium oxide dissolved in perchloric acid is highly suitable for checking the wavelength accuracy of spectrophotometers both in the UV and the visible range. It shows a spectrum with a multitude of highly defined peaks. The heights and positions of these peaks are dependent on and will vary with the chosen slit width of the measuring instrument.
其他说明
The most current version of Hellma's handling guidelines for calibration standards can be accessed on the Hellma Analytics web site.
法律信息
Hellma is a registered trademark of Hellma GmbH
基本信息
| NACRES | SB.32 |
产品性质
| 质量水平 | 100 |
| 等级 | certified reference material |
| manufacturer/tradename | Hellma 667-UV5 |
| application(s) | food and beverages petroleum pharmaceutical plastics |
| 格式 | neat |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H315 - H319 |
| 预防措施声明 | P280 - P305 + P351 + P338 - P337 + P313 |
| 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 |
| 储存分类代码 | 12 - Non Combustible Liquids |
| WGK | WGK 2 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
Sigma-Aldrich
m.cnreagent.com
