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Standard Buffer Phosphate, pH 4.002, NIST, Chem-Lab
For laboratory use, pH measurements, traceable to SRM from NIST
Chemical Identifiers
| CAS | 877-24-7 |
|---|---|
| Molecular Formula | C8H5KO4 |
| Molecular Weight (g/mol) | 204.222 |
| InChI Key | IWZKICVEHNUQTL-UHFFFAOYSA-M |
| PubChem CID | 23676735 |
| IUPAC Name | potassium;2-carboxybenzoate |
| SMILES | C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+] |
Description
pH = 4.003 at 0°CpH = 3.99 at 5°C
pH = 3.998 at 10°C
pH = 3.999 at 15°C
pH = 4.002 at 20°C
pH = 4.008 at 25°C
pH = 4.015 at 30°C
pH = 4.035 at 40°C
pH = 4.060 at 50°C
pH = 4.091 at 60°C
pH = 4.126 at 70°C
pH = 4.164 at 80°C
Chemical Identifiers
| 877-24-7 | |
| 204.222 | |
| 23676735 | |
| C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+] |
| C8H5KO4 | |
| IWZKICVEHNUQTL-UHFFFAOYSA-M | |
| potassium;2-carboxybenzoate |
Specifications
| 877-24-7 | |
| 4.002 | |
| PE | |
| IWZKICVEHNUQTL-UHFFFAOYSA-M | |
| potassium;2-carboxybenzoate | |
| 23676735 | |
| Phosphate |
| 1.00g/mL | |
| C8H5KO4 | |
| NIST traceable | |
| C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+] | |
| 204.222 | |
| 204.23g/mol |
Safety and Handling
Recommended Storage : 2 to 25°C