Author: pharmajia

he “D value” in the context of biological indicators (BIs) refers to the time or dose required to achieve a 90% reduction in the population of viable microorganisms under specific sterilization conditions. It is...

Validation Characteristics for Analytical Method Validation Activate to view larger image, Activate to view larger image,

Peak splitting in chromatography refers to the appearance of shoulders or twin peaks within a single Gaussian peak. It can occur due to various factors, impacting the quality of separation. Let’s explore some common...

n the field of chromatography, high-performance liquid chromatography (HPLC) and gas chromatography (GC) are two prominent techniques widely used in analytical laboratories. Both techniques involve the separation and analysis of compounds in a sample,...

Simple tips for HPLC usage 1. Always use high-quality solvents and reagents. 2. Use the correct hashtag#column for your sample type. 3. Keep the column clean and free of contaminants. 4. Use a hashtag#guard...

CHANGES IN RETENTION TIME Change or variation in Retention time could be due to changes in the Mobile phase composition, column chemistry, column temperature or flow rate. Error in on-line mixing of isocratic or...

The Q is Quality stands for Questioning! As an exceptional auditor, not only should you be asking the appropriate questions, you also need to have the right technique in asking questions. Below are my...

HPLC column chemistry is a critical aspect of high-performance liquid chromatography (HPLC) that influences the efficiency, selectivity, and performance of chromatographic separations. Here’s a brief overview of the basics of HPLC column chemistry: 1.Stationary...

Recently I got confused why we are monitoring sulphite in Boiler feed water, then I found this useful information..!! hashtag#Useful information -Sulfite (Sodium Sulfite Na2SO3) has unique properties which allow it to remove oxygen...