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NISTRM8983

Silicon nitride

NIST® RM 8983

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About This Item

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

Key Documents

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Product Name

Silicon nitride, NIST® RM 8983

InChI key

HQVNEWCFYHHQES-UHFFFAOYSA-N

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

grade

certified reference material

manufacturer/tradename

NIST®

density

3.44 g/mL at 25 °C (lit.)

application(s)

glass & ceramic

format

matrix material

Quality Level

100

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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.

General description

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

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

Storage Class

11 - Combustible Solids

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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