Instruments

What is a Bunsen Burner? Definition of Bunsen Burner A Bunsen burner is a laboratory gas burner that produces a controlled flame for scientific experiments and research purposes. Principle of Bunsen burner The Bunsen burner, a staple in scientific laboratories, operates on foundational principles of combustion and gas mixing. Constructed predominantly from metal, the burner … Read more

What is Colony Counter? Definition of Colony Counter A colony counter is a device used in microbiology laboratories to count bacterial or microorganism colonies on a solid growth medium. It simplifies and accelerates the colony counting process, providing an accurate measurement of colony forming units (CFUs) in a given sample. Purpose of colony counting The … Read more

What is Two pan or equal arm analytical balance? Principle of Two pan or equal arm analytical balance – How does a two-pan or equal-arm analytical balance work? Parts of a Two pan or equal arm analytical balance Additional parts that may be found on some two-pan analytical balances include: While the core components mentioned … Read more

What is Single Pan or Unequal Arm Mechanical Balance? Parts of Single Pan/Unequal Arm Mechanical Balance A single pan or unequal arm mechanical balance consists of several key parts that contribute to its functioning and accuracy. Here is a description of the various parts: These parts work together to create a functional and reliable single … Read more

What is Triple Beam Balance? Definition of Triple Beam Balance A triple beam balance is a precise measuring instrument used to determine the mass of an object. It consists of three beams, each with different sizes and scale readings, allowing for precise measurements ranging from 0.1 grams to 600 grams. Parts of Triple Beam Balance … Read more

What is Analytical Balance? Principle of Analytical Balance – Weighing balance principle Types of analytical balance 1. Two pan or equal arm analytical balance 2. Single pan or unequal arm mechanical balance 3. Electronic single pan balance 4. Microbalance Parts of Analytical Balance with Functions Important Parts of a Analytical Balance Procedure for Operating Analytical … Read more

What is Reversed-Phase Chromatography? Principle of Reversed-Phase Chromatography The principle of reversed-phase chromatography (RPC) is rooted in the interaction between molecules possessing hydrophobic groups. In RPC, the stationary phase comprises a solid support material that is modified with both hydrophobic and hydrophilic groups. When a sample is introduced into the chromatographic system, the solvent molecules … Read more

What is Liquid Chromatography? Types of Liquid Chromatography Liquid chromatography can be classified into four main types based on the components involved in the chromatographic process: These different types of liquid chromatography offer versatility in separating and analyzing diverse compounds, catering to various research and industrial applications. Researchers select the appropriate type of liquid chromatography … Read more

What is Hydrophobic Interaction Chromatography (HIC)? Principle of Hydrophobic Interaction Chromatography (HIC) The principle of Hydrophobic Interaction Chromatography (HIC) is based on the interactions between the hydrophobic regions of sample protein molecules and a hydrophobic stationary phase or matrix. This principle allows for the separation and purification of proteins based on their hydrophobicity. In HIC, … Read more

What is Flash chromatography? Principle of Flash column chromatography The principle of flash chromatography revolves around the rapid movement of the eluent, a liquid, through a short glass column under gas pressure, typically nitrogen or compressed air. The glass column is packed with a stationary phase consisting of an adsorbent material with a defined particle … Read more