Sodium bicarbonate
SIAL/NIST2191A - NIST® SRM® 2191a, pD Standard
Synonym: Sodium hydrogen carbonate
CAS Number: 144-55-8
Empirical Formula (Hill Notation): CHNaO3
Molecular Weight: 84.01
EC Number: 205-633-8
MDL Number: MFCD00003528
Linear Formula: NaHCO3
Product Type: Chemical
application(s) | pharmaceutical (small molecule) |
density | 2.16 g/mL at 25 °C (lit.) |
form | crystals |
grade | certified reference material |
InChI | 1S/CH2O3.Na/c2-1(3)4;/h(H |
InChI key | UIIMBOGNXHQVGW-UHFFFAOYSA |
manufacturer/tradename | NIST® |
packaging | pkg of 30 g |
pH | 8.3(0.84% solution) |
pKa (25 °C) | (1) 6.37, (2) 10.25 (carbonic acid) |
Quality Level | 100 ![]() |
SMILES string | [Na+].OC([O-])=O |
General description: | SRM 2191A_cert ![]() ![]() ![]() ![]() |
Legal Information: | NIST is a registered trademark of National Institute of Standards and Technology |
Legal Information: | SRM is a registered trademark of National Institute of Standards and Technology |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Density | 2.16 g/mL at 25 °C (lit.) |
UNSPSC | 12352200 |