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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Appearance / physical state / colour

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Administrative data

Link to relevant study record(s)

Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2016-03-01
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
guideline study without detailed documentation
Qualifier:
no guideline required
Principles of method if other than guideline:
No guideline required for determination of appearance, physical state and colour.
GLP compliance:
not specified
Specific details on test material used for the study:
Chemical Name: sodium azide, NaN3
CAS No.: 26628-22-8
Molar mass: 65.01 g/mol
Molecular formula: N3Na
Physical state: solid
Purity: 99.3%
Bulk density: 0.86 g/ml
Origin of the sample(s): Island Veer Chemie Private Ltd.
Lot. No. of vendor: SA0801149
Raw material code: R1024
Lot No: R1024-0077
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
solid: crystalline
Colour:
white
Substance type:
inorganic
Conclusions:
The test item sodium azide is a white crystalline solid powder.
Executive summary:

The test item sodium azide is a white crystalline solid powder.

Description of key information

 The test item sodium azide is a white crystalline solid powder.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: crystalline
Colour:
white

Additional information