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等级
certified reference material
制造商/商品名称
Hellma 666-F4
应用
food and beverages
petroleum
pharmaceutical
plastics
格式
neat
一般描述
Neutral density glass filters (nominal absorbance: 1.0 at 440; 465; 546,1; 590; 635 nm)
应用
Hellma® calibration standard, neutral density glass filter for checking the photometric accuracy of spectrophotometers in the visible wavelength range.
特点和优势
- Accredited to DAkkS Deutsche Akkreditierungsstelle (National accreditation body for the Federal Republic of Germany)
- Traceable to NIST (National Institute of Standards and Technology)
- Assured Quality of the measurement results
- Proven accuracy and reliability
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
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