Preparation and Standardization of 0.1M Ethanolic Sodium Hydroxide Solution SOP

Infographic for preparation and standardization of 0.1 M ethanolic sodium hydroxide solution with apparatus, reagents, steps, benzoic acid titration, calculation of molarity, and storage conditions.

This article describes the SOP for preparation and standardization of 0.1M ethanolic sodium hydroxide solution. It includes apparatus, reagents, preparation of the thymolphthalein indicator, preparation of sodium hydroxide solution, standardization procedure of benzoic acid, formula to calculate the molarity, storage conditions and reference as per IP norms. It is a guide for pharmaceutical quality control and analytical laboratories.

Laboratory Color Test Procedure: Step-by-Step Guide

Blue SOP file for laboratory color test procedure placed on a stainless steel table in a pharmaceutical QC laboratory

1.0 Scope: Procedure is applicable to perform the colour test of the sample wherever specified. Learn: Procedure to Check Clarity of Sample Solution 2.0 Apparatus:You will need: 3.0 Reagents:Use analytical grade (AR) chemicals for the following: 4.0 Method: A. Ferric Chloride Colorimetric Solution (FCS) Dissolve roughly 55 g of ferric chloride hexahydrate in a mixture … Read more

SOP for Controlling and Storage Reference standards

Controlling and Storage Reference standards

Learn about Standard operating procedures for Controlling and Storage Reference standards including Objective, Scope, Responsibility, Procedure, Storage and handling of reference standards, and Precautions. 1.0 Objective: To provide a procedure for controlling and storage of reference standards. 2.0 Scope: This procedure shall apply to all the reference standards that are used for analysis. 3.0 Responsibility:3.1 … Read more

SOP for Multi-Stem Thermometer with external sensing probe

SOP for Multi-Stem Thermometer with external sensing probe

Learn about Standard operating procedures for Multi-Stem thermometers with external sensing probes. Purpose: To lay down procedure for Cleaning & Operating of Multi-Stem Thermometer with external sensing probe. Scope: This procedure is applicable for Multi-Stem Thermometers with external sensing probes used in the company. Responsibility: Accountability: Procedure: Cleaning: Operation of Instrument: Operation: Alarm setting: Precautions: … Read more

SOP for cleaning, operation, and calibration of Muffle Furnace

SOP for cleaning, operation, and calibration of Muffle Furnace

1.0 OBJECTIVE: 1.1 To lay down a procedure for cleaning, operation, and calibration of Muffle Furnace. 2.0 SCOPE: 2.1 This procedure is applicable for Cleaning, Operation, and calibration of Muffle Furnace in Analytical Development in the Pharmaceutical Laboratory. Instrument Id. : XY/XY/001 Location: Fume Hood 3.0 REFERENCE: 3.1 In-House 4.0 RESPONSIBILITY: 4.1 Officer/ Executive-AD shall … Read more

SOP for estimation of Nickel (IS 12122 -1987)

Standard working procedure for estimation of Nickel / Standard Working procedure for Nikel estimation by using AAS Methods. Principle: The Nickel content in the sample is determined by aspirating the sample into the flame of an Atomic Absorption Spectrophotometer after pre-concentration. Measured the Absorbance at 232 nm using a Nickel Hollow Cathode Lamp. Limit of … Read more

SOP for Estimation of Sodium (Part 45)

Standard operating/ Working procedure for Estimation of Sodium, Physical and chemical methods of sampling and test for water and wastewater: Part 45 Sodium Principle: When a sodium-containing solution is put into a flame, the brightness of the light passing through it will decrease depending on how much sodium is in the solution. A special lamp … Read more

SOP for estimation of BORON

Standard Operating procedure for estimation of BORON in Pharmaceutical and scientific labs. Principle: When Azomethine-H, which comes from condensation of H Acid (8-amino-naptha-1-ol-3.6-disulphonic Acid) and Salicyladehyde, reacts with borate in a watery solution with a pH higher than 6, it a yellow complex that we can measure using a spectrophotometer. To understand the yellow complex … Read more

SOP on Reference Standards and impurities

SOP on Reference Standards and impurities

Standard Operating Procedure on Procurement, Storage, Usage, and Destruction of Reference Standards and Impurities. In this SOP you will learn about the following: Related SOP: SOP on Withdrawal, Storage, Observation & Destruction of Control Sample 1.0 Objective: 1.1 To lay down a procedure for the Procurement, Storage, Usage, and Destruction of Reference Standards and impurities.2.0 … Read more

SOP on Working Standards- Preparation, Qualification, Usage, Storage, and Destruction

SOP on Working Standards

Standard operating procedure on Preparation, Qualification, Usage, Storage, and Destruction of Working Standards in Pharmaceutical Labs. Working standard SOP will cover the following points: 1.0 Objective: 1.1 To lay down a procedure for the Preparation, Qualification, Usage, Storage, and Destruction of Working Standards.2.0 Scope: 2.1. This procedure applies to the Preparation, Qualification, Usage, Storage, and … Read more

SOP on Operation of Fume Hood

SOP on Operation of Fume Hood

Standard operating procedure on Operation of Fume Hood and the Precaution to be taken before its operation. 1.0 Purpose: For proper handling of the instrument and to save the environment of the QC laboratory from hazards and corrosive chemicals in the laboratory. 2.0 Scope: This SOP is applicable to all hazards, volatile and corrosive chemicals … Read more

SOP on Procurement, Usage, and Storage of Primary Standards

SOP on Procurement, Usage, and Storage of Primary Standards

Standard Operating procedure on Procurement, Usage, and Storage of Primary Standards in Pharmaceutical Quality control Department. 1.0 Objective: 1.1 To lay down a procedure for Procurement, usage, and storage of primary standards 2.0 Scope: 2.1 This procedure is applicable for the Procurement, usage, and storage of primary standards being used in the Quality Control Department … Read more

SOP for Operation and Calibration of Flame Photometer

SOP for Operation and Calibration of Flame Photometer

Standard operating procedure for Operation and Calibration of Flame Photometer 1.0 Objective: To lay down the procedure for the operation and calibration of the Flame photometer.2.0 Scope: This procedure applies to Flame Photometer instrument installed in the Quality Control Department in Pharmaceutical.3.0 Responsibility: Officer/ Execution responsible for the implementation of this procedure.QC Asst. Manager/ Manager … Read more

SOP for Operation of Digital Griffin Flask Shaker

Digital Griffin Flask Shaker

Standard Operating Procedure for Operation of Digital Griffin Flask Shaker 1.0 Objective: To provide a procedure for operating the digital Griffin flask shaker. 2.0 Scope: The procedure shall be applied when operating the digital Griffin flask shaker in the Q.C Laboratory. 3.0 Responsibility: QC Executive and any personnel using the equipment to follow the outlined … Read more