by Dr. Yashashwini Reddy | Sep 15, 2025
Analytical Balances Drift and Its Importance 1. What is Analytical Balance Drift? Analytical balance drift refers to the gradual and unintentional change in the displayed weight reading of a balance over time, even without adding or removing material. This drift can...
by Dr. Yashashwini Reddy | Aug 11, 2025
Calibration of Digital Polarimeter in Pharmaceuticals 1. Introduction A digital polarimeter is used to measure the optical rotation of optically active substances, which is essential in pharmaceutical quality control for raw materials (e.g., sugars, amino acids,...
by Dr. Yashashwini Reddy | Aug 11, 2025
Calibration of Viscometer 1. Introduction A viscometer is used to measure the viscosity of liquids, which is a critical quality attribute in pharmaceuticals, especially for syrups, suspensions, ointments, creams, and injectable formulations.Calibration ensures the...
by Dr. Yashashwini Reddy | Aug 11, 2025
Calibration of Friability Test Apparatus 1. Introduction The friability test determines the ability of uncoated tablets to resist mechanical stress during handling, packaging, and transportation. The friability test apparatus (e.g., Roche Fryolator) rotates tablets in...
by Dr. Yashashwini Reddy | Aug 11, 2025
UV Cabinet Calibration in Pharmaceuticals 1. Introduction A UV Cabinet (also called a UV viewing cabinet or UV inspection chamber) is used in pharmaceutical laboratories for visual inspection of materials—especially for thin-layer chromatography (TLC) plates,...
