1.09408

Buffer solution

(boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur^®

• Synonym(e): Buffer solution pH 9.00 (25°C) (boric acid/potassium chloride/sodium hydroxide)
• UNSPSC-Code: 12161705
• NACRES: NA.25

Eigenschaften

• Qualität: certified reference material
• Qualitätsniveau: 300
• Produktlinie: Certipur^®
• pH-Wert: 9.0 (25 °C in H₂O)
• bp: 100 °C/1013 hPa
• Dichte: 1.00 g/cm³ at 20 °C
• Anwendung(en): environmental; food and beverages; general analytical; industrial qc; pharmaceutical
• Format: mixture
• Lagertemp.: 15-25°C

Beschreibung

Allgemeine Beschreibung

The boric acid/potassium chloride/sodium hydroxide reference material buffer solution is gravimetrically prepared with high-quality reagents in high-purity water. It is qualified using a combined glass electrode following a 5-point calibration method, in accordance with DIN 19268, against certified primary reference standards as per DIN 19266.

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.

Anwendung

It is used in analytical procedures for the calibration, qualification, and monitoring of pH measuring instruments and as a control for testing other buffer solutions.

Leistungsmerkmale und Vorteile

• Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
• Traceable to SRMs from NIST and primary certified reference standards from PTB
• Ready-to-use solution available in a sealed bottle and an innovative Titripac^® packaging for a positive environmental impact due to reduced waste generation
• Long-lasting with a shelf life of 3 years
• Accompanied with a detailed certificate of analysis (CoA) for an effective audit

Rechtliche Hinweise

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

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

Sicherheitshinweise

• Piktogramme: GHS08
• Signalwort: Danger
• H-Sätze: H360FD
• P-Sätze: P201 - P202 - P280 - P308 + P313 - P405 - P501
• Gefahreneinstufungen: Repr. 1B
• Lagerklassenschlüssel: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• WGK: nwg
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable