Standard buffer solutions from LLG Labware with certificate

Precise and traceable to NIST. These buffer solutions offer excellent quality, precision, and are designed to suit all end-user requirements. Colorless and in 1 L bottles. All bottles are marked with lot nr., expiry date, and temperature dependence table.

Certificate of analysis is available on the manufacturer website.

General information on the use of buffers:

• Never put the pH electrode into the supply bottle. Always fill a small quantity into a clean calibration vessel or use the dosing cap if available.
• Do not use any remnants of alkaline buffer solutions.
• Dispose of the buffer solutions after using them. Do not fill them back into the supply bottle.
• For storing, close the supply bottle properly.
• Once the buffer bottles are opened, use the contents speedily.
• Store the buffer solutions at room temperature (15 - 25 °C).

• Accuracy ±0.01 pH, tested and certified at 25°C
• Temperature dependence data table printed on the label
• Traceable to NIST

Specifications

• pH value: 4,00 ± 0,01 (20 °C)
• Volume: 1000 mL
• Color: Clear
• Traceable and certified according to NIST
• Shelf life (unopened): 36 months from production
• Shelf life (opened): 1 month