产品说明
一般描述
Secondary calibration standard for absorbance accuracy of Spectrophotometers in the visible range. Certified.
Neutral density glass filter (nominal absorbance: 0.5 at 440; 465; 546,1; 590; 635 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
基本信息
NACRES | SB.32 |
产品性质
质量水平 | 100 |
等级 | certified reference material |
manufacturer/tradename | Hellma 666-F3 |
application(s) | food and beverages petroleum pharmaceutical plastics |
格式 | neat |
Sigma-Aldrich