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B5020

Supelco

Buffer, reference standard

pH 4.00±0.01 (25 °C)

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MDL number:
NACRES:
NA.25

form

liquid

Quality Level

color

color-coded red

pH

4.00±0.01 (25 °C)

storage temp.

15-25°C

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This Item
B4895B4770199011
vibrant-m

B5020

Buffer, reference standard

vibrant-m

B4895

Buffer, reference standard

vibrant-m

B4770

Buffer, reference standard

vibrant-m

199011

Buffer solution

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

300

storage temp.

15-25°C

storage temp.

15-25°C

storage temp.

-

storage temp.

15-25°C

color

color-coded red

color

color-coded blue

color

color-coded yellow

color

-

pH

4.00±0.01 (25 °C)

pH

10.00±0.01 (25 °C)

pH

7.00±0.01 (25 °C)

pH

1.7 (25 °C in H2O)

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

12 - Non Combustible Liquids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


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Nie C, et al.
Sensors and Actuators B, Chemical, 227, 427-437 (2016)
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Croce N, et al.
Journal of Neuroscience Methods, 217(1-2), 26-30 (2013)

Protocols

Enzymatic Assay of Carbonic Anhydrase for Wilbur-Anderson Units (EC 4.2.1.1)

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