1.06587

di-Sodium hydrogen phosphate solution

(buffer stock solution) 1/15 mol/l

• Sinonimo/i: Disodium Phosphate Solution
• Codice UNSPSC: 12161703
• NACRES: NA.24

Proprietà

• Grado: analytical standard
• Livello qualitativo: 100
• pH: 9.2 (20 °C in H₂O, ready-to-use solution)
• Densità: 1.01 g/cm³ at 20 °C
• applicazioni: environmental; food and beverages; general analytical; industrial qc; pharmaceutical
• Formato: mixture
• Temperatura di conservazione: 15-25°C

Descrizione

Descrizione generale

The accuracy of pH measurement results is directly affected by the buffer reference materials used in calibration. We have a distinguished range of buffer solutions and substances for the exact calibration of your pH measurement equipment. Using Certipur^® reference materials, you benefit from maximum accuracy, reliability and convenience and avoid costly repeat analyses.

Our wide range of pH calibration buffers offers ideal products and packaging for your individual need. All buffer solutions are traceable to NIST (National Institute of Standards and Technology, USA) and PTB (Physical Technical Institute, Germany) primary reference materials. Buffers solutions are offered in 1L PE bottle, measured at 20 °C or 25 °C.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.

Risultati analitici

concentration: 0.0664 - 0.0670 mol/l

Note legali

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

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 12 - Non Combustible Liquids
• Classe di pericolosità dell'acqua (WGK): nwg
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable