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NIST979

Chromium isotopic standard

NIST® SRM® 979

Synonym(s):

Chromium(III) nitrate nonahydrate

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About This Item

Linear Formula:
Cr(NO3)3 · 9H2O
CAS Number:
Molecular Weight:
400.15
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

certified reference material

Quality Level

isotopic purity

 50Cr
 52Cr
 53Cr
 54Cr

packaging

pkg of 0.25 g

manufacturer/tradename

NIST®

mp

60 °C (lit.)

format

matrix material

SMILES string

[Cr+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Cr.3NO3.9H2O/c;3*2-1(3)4;;;;;;;;;/h;;;;9*1H2/q+3;3*-1;;;;;;;;;

InChI key

GVHCUJZTWMCYJM-UHFFFAOYSA-N

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General description

Features and Benefits

Measurements of hydrated chromium nitrate areconducted using single filament (platinum) mass spectrometry.

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Chromium-50, Chromium-52, Chromium-53, Chromium-54

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

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Flame over circleExclamation mark

signalword

Warning

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Ox. Sol. 3 - Skin Irrit. 2 - Skin Sens. 1B

wgk_germany

WGK 3

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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