Chandan Choudhury

• Supported the EMEAI region by authoring Safety Data Sheets (SDS/MSDS) in compliance with EU regulations and UN GHS, covering R&D materials, finished goods, intermediates, and raw materials.
• Collaborated with internal stakeholders and external partners to identify, standardize, and implement best practices for SDS management.
• Managed multiple workflow scenarios, including new commercial launches, tolling, cross-sales, and product extensions, while supporting change management through assessment and approval of Management of Change (MoC) requests within product stewardship processes.
• Responded to customer and internal inquiries related to product composition, SDS content, and regulatory compliance, with a strong focus on EU regulations such as REACH, SVHC, Annex XVII, EU MDR, and EUDR.
• Monitored global chemical regulatory changes and initiated appropriate actions to ensure ongoing compliance across multiple regions.
• Supported quarterly User Acceptance Testing (UAT) activities to validate system stability, data accuracy, and process effectiveness.
• Created, reviewed, and updated Standard Operating Procedures (SOPs) in alignment with evolving business processes and regulatory requirements.

• Led the Global Safety Data Sheet (SDS) Program, ensuring coampliance with UN GHS standards and applicable local regulations.
• Reviewed, validated, and approved all Safety Data Sheets (SDSs) created by the team within the ExESS environment.
• Developed, mentored, and managed the SDS team in India, ensuring quality, compliance, and timely delivery.
• Worked closely with the Product Development team to support upcoming GHS India regulations, contributing to module development within the ExESS environment.
• Delivered client demos and training sessions on ExESS operations and functionality across multiple modules.
• Customized SDS and label templates to meet client-specific regulatory and business requirements.
• Managed and resolved customer queries related to EU REACH compliance.
• Created Safety Data Sheets using the ECOMUNDO platform, ensuring regulatory accuracy and consistency.
• Supported Poison Notification submissions in compliance with regional requirements.
• Gained hands-on experience in CPNP and UK SCPN product notifications.
• Participated in product notifications through the FDA Portal, ensuring regulatory adherence.

Environmental Accounting & Sustainability (Sphera)

• Responsible for the preparation and maintenance of Safety Data Sheets (SDSs) for all products in compliance with REACH, GHS, Hazmat, Hazchem, and other international regulatory classifications and guidelines.
• Hands-on experience in authoring SDSs using SAP EHS and ExESS (Lisam) platforms, ensuring regulatory accuracy and consistency.
• Managed and maintained global product compliance with regulations and standards including OSHA, REACH, AWS, NFPA, and other Quality & EHS requirements.
• Supported Environmental Accounting activities in the Sphera environment, including:
  Implementation of an upstream portfolio to establish a centralized environmental platform delivering near–real-time greenhouse gas and air emissions data for regulatory reporting and future business use cases.
  Creation and configuration of nodes, report generation, and validation of environmental reports.
  Development of onboarding templates to standardize data collection and system integration.
• Ensured all Product Stewardship (PS) requirements were on track for new and existing clients.
• Supported global clients with Product Stewardship and allied regulatory services, enabling compliance with regional and global regulations.
• Actively participated in Product Stewardship management activities, including team staffing, team management, administration, and performance tracking.
• Tracked and maintained regulatory deficiency communications and managed global regulatory requirement tracking to closure.

• Created and validated Safety Data Sheets (SDSs) and labels in the ExESS (Lisam) environment, ensuring compliance with multiple regional and international regulations.
• Distributed SDSs through the PubliChem platform, enabling centralized access and controlled dissemination to internal and external stakeholders.
• Prepared Dangerous Goods (DG) transport documentation in line with client-specific requirements and applicable transport regulations.
• Validated and uploaded supplier SDSs into the SDS-Robot system, ensuring data accuracy and regulatory consistency.
• Customized SDS and label templates, including detailed layout modifications within ExESS, to meet client-specific regulatory and branding requirements.
• Performed continuous safety data analysis, identifying recurring gaps or weak safety controls and recommending corrective and preventive actions.
• Developed and maintained Standard Operating Procedures (SOPs), ensuring consistent implementation and compliance across operations.
• Managed and resolved internal and external client queries via the ticketing portal system, providing timely and technically accurate responses.
• Participated in strategic client meetings to discuss technical and regulatory requirements, translating decisions into effective internal operational actions.
• Prepared and presented monthly and annual reports, supporting budget planning, forecasting, and management review.

• Classified products as Hazardous / Non-Hazardous (Hazmat / Non-Hazmat) in accordance with international transport regulations, including IATA, ADR, IMDG, and TDG.
• Developed product classification guidelines and embedded them into Standard Operating Procedures (SOPs), enabling internal reviewers to independently classify in-house products and support business continuity.
• Prepared and maintained SOPs, ensuring alignment with regulatory requirements and internal quality standards.
• Authored in-house Technical Data Sheets (TDS) and Certificates of Analysis (CoA).
• Conducted hazard communication and safety training for active ingredients, ensuring workforce awareness and regulatory compliance.
• Managed end-to-end product lifecycle activities, ensuring regulatory, quality, and safety compliance at each stage.
• Verified documentation for compliance with applicable regulations, internal policies, and industry best practices.
• Supported Quality Assurance (QA) activities by verifying compliance from a regulatory and quality perspective.
• Actively contributed to quality improvement initiatives, including planning and implementing new policies and process enhancements to improve accuracy, efficiency, and workflow.
• Participated in internal and external audits, ensuring laboratory and operational compliance with regulatory standards.
• Reviewed client queries, collected analytical supporting data, prepared technical justifications, and submitted responses within defined timelines, including implementation of Corrective and Preventive Actions (CAPA).
• Performed Root Cause Analysis (e.g., 5 Whys, Fishbone/Ishikawa diagrams) for product misclassifications and implemented effective corrective and preventive measures.
• Managed customer complaints, including coordination, root cause analysis, on-site trials at customer locations, and communication of outcomes and improvements.
• Delivered technical training to customers, technicians, and dealers, supporting product understanding, correct usage, and effective promotion.

• Managed and coordinated SHEQ (Safety, Health, Environment & Quality) activities, ensuring legal and regulatory compliance across all product categories.
• Prepared and maintained Safety Data Sheets (SDSs) in compliance with EU REACH and CLP regulations using the ChemGes platform.
• Supported hazard communication needs across the business by providing regulatory expertise, interpretation, and assessment of national and local hazard communication requirements.
• Maintained and updated SDS-related documentation in Microsoft Dynamics, including Kosher and Halal certificates, Certificates of Analysis (CoA), allergen certificates, Technical Data Sheets (TDS), product specifications, product information, and supplier SDSs.
• Created and maintained items/products in ERP systems, with hands-on experience in Microsoft Dynamics (Citrix environment – AX04 and AX2012).
• Delivered training sessions on REACH and CLP regulations and ChemGes operations to team members and subordinates, strengthening internal compliance capabilities.

• Performed biological sample analysis in full compliance with Good Laboratory Practice (GLP) guidelines.
• Developed and optimized analytical methods for drug analysis using LC-MS/MS, applying techniques such as solid-phase extraction (SPE), liquid–liquid extraction (LLE), and protein precipitation.
• Selected and optimized chromatographic columns, buffers, and solvent systems (mobile phases and extraction solvents) based on drug physicochemical properties.
• Enforced adherence to quality and compliance standards, contributing to consistent data integrity and overall organizational quality objectives.

• Developed and optimized drug analysis methods using Solid-Phase Extraction (SPE), Liquid–Liquid Extraction (LLE), and protein precipitation techniques.
• Reviewed method validation reports and study analysis reports to ensure scientific accuracy, data integrity, and regulatory compliance.
• Maintained accountability for scientific documentation, analytical data, and technical reports, ensuring traceability and compliance with quality and regulatory standards.