Merck, 1089620001, Refractive index standard kit 1

General description
2,2,4-Trimethyl-pentane/water, traceable to SRM from NIST and PTB n (20°C)=1,3915 Certipur®
Application
Refractive index standard kit 1 for use as a calibration standard for refractometers.
Features and Benefits
Five 8ml ampoules of the standard solution and five 8ml ampoules with water are included in each box
Traceable to recognized national standards, and to units of measurement recognized at the National Institute Standards and Technology (NIST) and Physical Technical Institute (PTB)
Solutions that are stable, ready to use, and have long minimum shelf lives
A certificate of analysis (CoA) is included with every standard kit

Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany