Laboratory glassware BIS (Bureau of Indian Standards) accreditation guarantees conformity with Indian quality and safety criteria. Products including measuring cylinders, flasks, and beakers under pertinent IS standards—IS 1381, IS 1117, and IS 2619—must comply. Application submission, factory inspection, sample testing, and certification issuing constitute part of the procedure. Certified goods have the ISI mark, indicating respect of Indian standards. Product credibility is improved by BIS certification, which also guarantees safety and is required for market entrance into India. Maintaining compliance calls both regular audits and renewals. Penalties under the BIS Act, 2016 can follow from non-compliance.