How to Prepare Safety Data Sheets for Hazardous Chemicals


Safety Data Sheets (SDS) are essential documents that provide critical information about the hazards of chemical products. Whether you’re a chemical manufacturer, distributor, or user, understanding how to create SDS is necessary for ensuring workplace safety and regulatory compliance.

This blog will walk you through a step-by-step process of preparing SDS for hazardous chemicals, covering key considerations and best practices to help you create accurate and effective documents.

Step 1

Identify Chemical Composition and Hazards 

Begin by gathering detailed information about the product’s chemical composition, ingredients, and concentrations. Based on available data and testing results, identify the hazards associated with the chemical, such as physical, health, and environmental hazards.

Step 2

Classify Hazards and Determine Proper Labeling 

Classify the identified hazards according to regulatory standards, such as the Globally Harmonized System of Classification and Labelling of Chemicals (GHS). Assign appropriate hazard categories and pictograms to ensure clear communication of hazards on the SDS and product labels.

Step 3

Provide Safety Information and Precautions 

To minimize risks associated with the chemical, recommended safety measures, such as handling, storage, and disposal procedures, should be included. Guidance on personal protective equipment (PPE) and emergency response procedures should also be provided in case of exposure or accidents.

Step 4

Compile Technical Data and Testing Results 

Compile relevant technical data and testing results to support the hazard classification and safety recommendations provided in the SDS. Include information on physical and chemical properties, toxicological effects, and ecological impact to ensure comprehensive hazard communication.

Step 5

Format and Structure the SDS 

Organize the information in a standardized format following regulatory requirements, such as OSHA’s Hazard Communication Standard (HCS) or REACH regulations in the European Union. Structure the SDS into sections, including identification, hazards identification, composition/information on ingredients, first-aid measures, firefighting measures, handling and storage, exposure controls/personal protection, physical and chemical properties, toxicological information, ecological information, disposal considerations, transport information, regulatory information, and other relevant data.

Step 6

Review and Validation 

Thoroughly review the completed SDS to ensure accuracy, consistency, and compliance with regulatory standards. Validate the information provided with relevant stakeholders, such as chemical experts, regulatory authorities, and end-users, to confirm its reliability and effectiveness in communicating hazards and safety precautions.

Step 7

Distribution and Accessibility 

Distribute the finalized SDS to customers, downstream users, and other relevant parties by regulatory requirements. Ensure easy accessibility to SDS by maintaining a centralized database or online repository where stakeholders can access and retrieve the documents as needed.

By following these step-by-step guidelines, you can effectively prepare safety data sheets for hazardous chemicals, promoting workplace safety and regulatory compliance. Remember to stay updated on regulatory changes and best practices to ensure your SDS remains accurate and up to date.


In conclusion, understanding how to prepare safety data sheets for hazardous chemicals is essential for promoting workplace safety and regulatory compliance. By following the step-by-step process outlined in this guide, you can create accurate and effective SDS that communicate the hazards of chemical products and provide necessary safety information.

Global Hazmat is committed to supporting you as your training partner, offering comprehensive training programs and resources to enhance your SDS preparation skills. With proper training and ongoing education, you can ensure the safety of your employees, protect the environment, and maintain regulatory compliance in your operations.

Contact Global Hazmat today to learn more about our training offerings and take the next step towards safety excellence.