1.09924

Potassium standard

1000 mg K, (KCl in H₂O) Titrisol^®

• Sinónimos: Potassium standard for ICP/AAS
• UNSPSC Code: 41116107
• NACRES: NA.24

Propiedades

• grade: analytical standard
• Quality Level: 100
• product line: Titrisol^®
• form: concentrate
• concentration: 1000 mg K in H₂O
• technique(s): AAS: suitable; ICP: suitable
• pH: 5.0 (20 °C in H₂O)
• density: 1.02 g/cm³ at 20 °C
• application(s): industrial qc; pharmaceutical
• format: single component solution
• storage temp.: 15-25°C

Descripción

Application

Potassium standard can be used as a standard solution for determining calcium content in infant formulas by atomic absorption spectroscopy.

Features and Benefits

• Titrisol^® offers a wide range of concentrated single-element standards.
• Dilute the concentrated solution to achieve the desired standard concentration.
• Directly traceable to standard reference materials (SRM) from the National Institute of Standards and Technology (NIST).
• Supplied in easy-to-handle plastic ampoules.
• Accompanied with a batch-specific certificate of analysis (COA) containing information on the NIST batch and minimum shelf life.
• Provides reliable and reproducible results.

Analysis Note

content (K): 1000 mg / Ampoule
Determination method: argentometric titration.
(traceable to NIST - SRM 999a)
Accuracy of the method: +/- 2 mg

Legal Information

Titrisol is a registered trademark of Merck KGaA, Darmstadt, Germany

Información de seguridad

• Storage Class: 12 - Non Combustible Liquids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable