NISTRM8983

Silicon nitride

NIST^® RM 8983

• Linear Formula: Si₃N₄
• CAS Number: 12033-89-5
• Molecular Weight: 140.28
• MDL number: MFCD00011230
• UNSPSC Code: 41116107
• PubChem Substance ID: 329818808
• NACRES: NA.24

Properties

• grade: certified reference material
• Quality Level: 100
• manufacturer/tradename: NIST^®
• density: 3.44 g/mL at 25 °C (lit.)
• application(s): glass & ceramic
• format: matrix material
• SMILES string: N12[Si]34N5[Si]16N3[Si]25N46
• InChI: 1S/N4Si3/c1-5-2-6(1)3(5)7(1,2)4(5)6
• InChI key: HQVNEWCFYHHQES-UHFFFAOYSA-N

Description

General description

Each unit of RM 8983 comprises a bottle containing approximately 4.5 g of silicon nitride powder.

Application

The Reference Material silicon nitride powder is intended for use as an analytical standard for determining nitrogen, oxygen, and carbon in silicon nitride powder using the high-temperature combustion method.

Features and Benefits

• The non-certified values for total nitrogen, oxygen, and carbon are reported on an as-received basis and expressed as mass fraction.
• The period of validity, maintenance of non-certified values, and storage instructions are provided on NIST certificate.

Other Notes

Reference/Informational value is provided for the following analytes.
Nitrogen (N), Oxygen (0), Carbon (C)

See certificate for values and more details at nist.gov/SRM.

Legal Information

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

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable