Potassium chloride (EMSURE grade) is a high-purity analytical reagent that meets the highest international quality standards. It is a universal reagent used in laboratories for a wide range of applications, from buffer preparation to complex protein analysis.
Potassium chloride (1.04936) is an inorganic salt of premium quality, characterized by its high assay (≥ 99.5%) and strictly controlled impurity profile. As part of the EMSURE® product line, it is optimized for regulated applications and demanding analytical procedures, ensuring high reproducibility and reliability of results. In laboratory settings, it is a key component for preparing Phosphate Buffered Saline (PBS), which is essential for cell culture and biochemistry. I3t is also widely used in the extraction and solubilization of proteins, as well as in electrochemical applications as an electrolyte in salt bridges and reference electrodes.
Advantages
- High Purity: Guaranteed assay of ≥ 99.5% with extremely low levels of trace metals and anions.
- EMSURE® Quality: Complies with international standards, making it suitable for use in regulated environments and complex analyses.
- Versatile Application: Essential for life sciences (PBS preparation, protein extraction) and analytical chemistry.
- Reliability: Excellent batch-to-batch consistency for standardized laboratory protocols.
- Safety and Compliance: Detailed documentation, including Certificates of Analysis (CoA), is readily available to ensure traceability.
Technical specifications
| Catalogue number | 104936 |
| Product name | Potassium chloride |
| Brand | Supelco® / Merck / EMSURE® |
| CAS number | 7447-40-7 |
| Assay (argentometric) | ≥ 99.5 % |
| Molecular weight | 74.55 g/mol |
| pH Value | 5.5 – 8.0 |
| Solubility | 347 g/l in water (20 °C) |
| Storage temperature | +15 °C to +25 °C |
Available packaging options
| Catalogue Number | Pack Size / Container |
| 1.04936.0250 | 250 g (Plastic bottle) |
| 1.04936.0500 | 500 g (Plastic bottle) |
| 1.04936.1000 | 1 kg (Plastic bottle) |
| 1.04936.5000 | 5 kg (Plastic bottle) |
| 1.04936.9010 | 10 kg (Plastic container) |
| 1.04936.9050 | 50 kg (Fibre drum) |