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Buffer Solution pH 4, Scharlab

Potassium hydrogen phthalate buffer for use in calibrating pH meters in analytical chemistry.

Brand:  Scharlab SO10040250

Quantity 250 mL

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Product Code. 11349893

  • 193.00 NOK / 250mL

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Description

Description

Standard buffer solutions are prepared using gravimetric and volumetric procedures. The batch value is determined by measurement with a combination glass electrode against five-point calibration according to DIN 19268. This pH buffer solution is traceable to Standard Reference Material from NIST.

Specifications

Chemical Identifiers

Potassium hydrogen phthalate buffer

Specifications

1.01g/cm3
Solution
Per liter: 10.21g Potassium hydrogen phthalate. Contains preservative.
Potassium hydrogen phthalate buffer
4.00
250 mL
Traceable to NIST
Miscible in water (20°C)
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