NIST720

Sapphire heat capacity

NIST^® SRM^® 720

• Synonym(s): Synthetic Sapphire (α-Al2O3)
• UNSPSC Code: 41116107
• NACRES: NA.24

Properties

• grade: certified reference material
• Quality Level: 100
• form: solid
• packaging: pkg of 15 g
• manufacturer/tradename: NIST^®

Description

General description

The material furnished is synthetic sapphire cylinders, cut from centerless-ground rods. A unit of SRM 720 consists of 15 g of cylinder shape synthetic sapphire.The enthalpy and heat capacity data are derived from high-temperature enthalpy and low-temperature heat-capacity measurement.

SRM 720_cert

SRM 720_SDS

Application

Sapphire heat capacity Standard Reference Material (SRM) is intended for use in calibrating or monitoring calorimeters used to measure either enthalpy or heat capacity within the range of 10 to 2250 K.

Features and Benefits

• The variation of accuracy of enthalpy and heat capacity values as a function of temperature is presented in NIST certificate.
• Notes on disposal and transport are documented in MSDS.

Other Notes

Please download a current certificate at nist.gov/SRM for current analytes and certified values.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable