产品说明
一般描述
Certified liquid Hellma calibration standard to enable the checking of spectrophotometers with respect to linearity of the absorption.
Consisting of :
20 mg Potassium dichromate in perchloric acid (667-UV20, wavelength 235; 257; 313; 350 nm)
40 mg Potassium dichromate in perchloric acid (667-UV40, wavelength 235; 257; 313; 350 nm)
60 mg Potassium dichromate in perchloric acid (667-UV60, wavelength 235; 257; 313; 350 nm)
80 mg Potassium dichromate in perchloric acid (667-UV80, wavelength 235; 257; 313; 350 nm)
100 mg Potassium dichromate in perchloric acid (667-UV100, wavelength 235; 257; 313; 350 nm)
Perchloric acid reference filter (667-UV14, wavelength 235; 257; 313; 350 nm)
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
产品性质
| 质量水平 | 100 |
| 等级 | certified reference material |
| manufacturer/tradename | Hellma (667-UV307) |
| application(s) | food and beverages petroleum pharmaceutical plastics |
| 格式 | neat |
安全信息
| 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
