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Buffer Solution pH 4, Scharlab

Product Code. 11359893
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Quantity:
250 mL
1 L
Unit Size:
1 L
250mL
Product Code. Quantity unitSize
11359893 1 L 1 L
11349893 250 mL 250mL
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Product Code. 11359893

Brand: Scharlab SO10041000

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Description

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

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.

Chemical Identifiers

Synonym Potassium hydrogen phthalate buffer

Specifications

Density 1.01g/cm3
pH 4.00
Physical Form Solution
Quantity 1 L
Formulation Per liter: 10.21g Potassium hydrogen phthalate. Contains preservative.
Traceability to NIST Traceable to NIST
Solubility Information Miscible in water (20°C)
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