Buffer Solution, pH 4.005, Reagecon™

Manufactured according to DIN 19266. Reagecon™ Buffer Solution, pH 4.005 is tested at 25°C to an accuracy level of ±0.01 through an ISO 17025 accredited method. This calibration and control buffer is specially formulated to ensure its stability, even after opening the bottle.

Brand:  Reagecon 90517

Product Code. 11716398

Description

To ensure reliable, reportable pH measurements, this pH buffer standard is directly traceable to the IUPAC pH scale by an unbroken chain of traceability. Traceable analysis is necessary for consistency and universal acceptance of pH results, including acceptance by regulatory bodies.

• Manufactured according to DIN 19266
• Supplied with a detailed certificate of analysis, which outlines traceability to NIST
• Calibrated to a standard precision NIST value
• Certification to ISO 9001:2008 and accredited to ISO 17025
• Temperature dependence data is printed on label, as are lot numbers and expiry dates
• Extended shelf life with enhanced stability—usable to expiry date, even after opening

Specifications

• Melting Point: 0°C
• Color: Colorless
• pH: 4.005 ±0.01
• Quantity: 250 mL
• Traceability to NIST: Yes

• Boiling Point: 100°C
• Certificate of Analysis: Yes
• Physical Form: Liquid
• Odor: Characteristic
• Solubility Information: Fully miscible in water