InChI key
UIIMBOGNXHQVGW-UHFFFAOYSA-M
InChI
1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
SMILES string
[Na+].OC([O-])=O
grade
certified reference material
form
crystals
packaging
pkg of 30 g
manufacturer/tradename
NIST®
pH
8.3(0.84% solution)
pKa (25 °C)
(1) 6.37, (2) 10.25 (carbonic acid)
density
2.16 g/mL at 25 °C (lit.)
application(s)
general analytical
Quality Level
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General description
Application
Sodium bicarbonate standard reference material (SRM) is intended for preparing buffer solution, used to calibrate electrodes for pD measuring system.
Features and Benefits
- SRM 2191A certified values are correspond to log (1/aD).
- The NIST certificate is provided with storage and stability instructions.
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
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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