LIMIT TESTS

LIMIT TEST FOR CHLORIDES Apparatus Required Nessler cylinders Glass rod Stand Chemicals Required Dilute Nitric acid (10%) Silver nitrate (5%) Sodium chloride Principle It is based upon the chemical reaction between silver nitrate and soluble chlorides in presence of dilute...

DIFFERENT TYPES OF MEDIA USED IN MICROBIOLOGY LAB

Culture media contains nutrients and physical growth parameters necessary for microbial growth. All microorganisms cannot grow in a single culture medium and in fact many can’t grow in any known culture medium. Organisms that...

ALCOA IN PHARMA INDUSTRY

The acronym ALCOA is used by regulated industries as a framework for ensuring data integrity, and is key to Good Documentation Practice (GDP). ALCOA relates to data, whether paper or electronic, and is defined...

SOP FOR POLARIMETER: OPERATION AND CALIBRATION

OBJECTIVE : This SOP gives the procedure of operation and calibration of polarimeter.   SCOPE : The operation and calibration of Polarimeter instrument to determine the specific optical rotation of given test sample.   RESPONSIBILITY : QC Chemist, QC officer, QC...

DEFECTS IN UNCOATED TABLETS

During compression of tablets various problems are encounterd which need to be studied and rectified in order to get a quality product which must be free from any visual or functional defects.  CLASSIFICATION OF DIFFERENT...

DEFECTS IN COATED TABLETS

BLISTERING:- It is the detachment of film from the tablet substrate as the elasticity of surface film compromised.   Cause- generally occur due to higher temperature during various stages of coating. CHIPPING: It is generally an edge...

DIFFERENCE BETWEEN SCADA, PLC AND HMI SYSTEM USED IN PHARMA INDUSTRY

SUPERVISORY CONTROL AND DATA ACQUISITION (SCADA) – It is an integrated system that is used to control and monitor the working of the individual parts of the plant. It helps in management of automation...

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