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Calibration Solution 250ml Buffer Standard Ph 4.01

Calibration Solution 250ml Buffer Standard Ph 4.01

Categories: Laboratories, Solutions and Reagents
  • Description

Description

A standard pH 4.01 buffer solution is an aqueous solution prepared to have a specific pH of 4.01 and is commonly used in laboratories and scientific applications. Buffers are substances that help keep the pH of a solution relatively constant, even when small amounts of acid or base are added to it.

Importance of buffers:
Buffers are critical in many scientific and analytical applications, as they allow pH to be kept constant under specific conditions. This is essential in laboratory experiments involving enzymes, pH-sensitive chemical reactions, or any other process that requires pH stability.

Preparation of a pH 4.01 buffer solution:
The pH 4.01 buffer solution is usually prepared using a combination of a weak acid and its conjugated salt. For the specific case of pH 4.01, the most common combination is acetic acid (CH3COOH) and sodium acetate (CH3COONa).

Acetic acid (CH3COOH) acts as the weak acid, and sodium acetate (CH3COONa) is its conjugated salt. The reaction between the two components in water can be represented as:

Adding a small amount of acid or base to this solution will not cause a significant change in pH, as the added acid and base will be consumed by reacting with the acetate and hydrogen ion (H+) present in the solution.

Using pH 4.01 buffer solution:

This pH 4.01 buffer solution is used in many experiments and analyses, especially in the field of chemistry, biochemistry, and molecular biology. Some common applications include:

pH Meter Calibration: pH buffer solution 4.01 is used to calibrate and verify the accuracy of pH meters used in laboratories.

Enzymatic Reactions: Many enzymes have an optimal pH of activity, and pH 4.01 buffer solution can be used to maintain proper pH during these reactions.

Analysis of biological samples: In the field of biology, this buffer solution can be used to prepare culture media and perform analysis of biological samples.

Acid-base titrations: In titrations and volumetric analyses, the pH 4.01 buffer solution can be used as a reference point.

PRESENTATION: 250ml CONTAINER

     

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