B5020
Buffer, reference standard
pH 4.00±0.01 (25 °C)
Synonym(s):
pH calibration solution at 25 °C pH 4.00±0.01
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About This Item
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Application
The buffer reference standard was used in the calibration of a pH probe and pH meter in analytical procedures.
Features and Benefits
- Traceable to NIST standard reference materials
- A ready-to-use solution available in various packaging to provide ease-of-use
Packaging
500 mL size packaged in polyethylene bottle; 1 gal size in convenient shelf-top dispenser with spigot.
Analysis Note
Standardized against N.I.S.T. standard reference materials.
Storage Class Code
12 - Non Combustible Liquids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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Protocols
Enzymatic Assay of Carbonic Anhydrase for Wilbur-Anderson Units (EC 4.2.1.1)
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