Potassium Hydrogen Phthalate PurCert Secondary Working Standard for GC [Includes all characterization data]
CRM
Properties
| Water Solubility | 80 G/L (20 ºC) |
| Assay Purity | >=99.5% |
| B pt. | 98.5-99.5 °C/740 ;mmHg(lit .) |
| M pt. | 295-300°C |
| Density | 1.006 g/mL at 20 °C |
| Form | Solid |
Safety Information
| GHS Pictogram | |
| HS Code | 29173990 |
| Storage Temp. | Room Temperature |
| Storage Class | 11 - Combustible Solids |
Description
Application
It is applied extensively in analytical chemistry as a primary standard to calibrate pH meters and standardize strong base solutions like sodium hydroxide.
Purpose
Its main purpose is to provide a reliable chemically stable reference point with a constant known purity and stable pH for accurate quantitative chemical measurements.
General Description
Potassium hydrogen phthalate is an odorless weakly acidic monopotassium salt of phthalic acid that forms stable water-soluble white crystals or powder.
Documents
| SDS | |
| COA | |
| Specification | |
| Bulk quote order form | |
| Sample COA |
