by Dr. Yashashwini Reddy | Apr 22, 2025
Standard Operating Procedure (SOP) Here is a Standard Operating Procedure (SOP) for performing Performance Checks on a Karl Fischer Apparatus used for moisture determination: 1. Purpose To describe the procedure for...
by Dr. Yashashwini Reddy | Apr 19, 2025
1. What is an analytical balance, and how does it work? An analytical balance is a highly sensitive laboratory instrument used to measure mass with extreme precision, typically to the nearest 0.1 mg. It works by comparing the sample’s mass with known reference...
by Dr. Yashashwini Reddy | Apr 19, 2025
1. What is a pH meter and how does it work? A pH meter is an electronic device used to measure the hydrogen-ion activity (acidity or alkalinity) in a solution. It works by measuring the voltage difference between a pH-sensitive electrode (glass electrode) and a...
by Dr. Yashashwini Reddy | Apr 19, 2025
1. What is Karl Fischer titration? Karl Fischer titration is an analytical technique used to determine water content in a wide range of substances. It is based on the chemical reaction between iodine and water in the presence of sulfur dioxide and a base, typically in...
by Dr. Yashashwini Reddy | Apr 16, 2025
1. What is SOR spectroscopy, and how does it differ from traditional optical rotation methods? SOR (Stress-Optic Rotation) spectroscopy measures changes in the optical rotation of polarized light as it passes through a material under mechanical stress. Unlike...
