Sodium Sulphide Technical is required to comply with BIS Certification as per IS 297:2001. This standard specifies the requirements, methods of sampling, and testing criteria for sodium sulphide intended for industrial applications. It defines key parameters such as purity levels, chemical composition, insoluble matter limits, and physical appearance to ensure consistent product quality. IS 297:2001 emphasizes strict control over manufacturing processes and raw material selection to achieve uniformity and reliability in performance across various industries, including leather processing, textile dyeing, and chemical manufacturing. The standard also outlines provisions for packaging, marking, and labeling to maintain product traceability and safe handling. Compliance with Bureau of Indian Standards certification under IS 297:2001 assures that the sodium sulphide meets national quality benchmarks, ensuring safety, efficiency, and suitability for its intended industrial uses.