Specialized glass bottles used for storage and transportation of chemicals and hazardous materials in manufacturing facilities. Includes reagent bottles, amber light-blocking bottles, wide-mouth bottles, and narrow-mouth bottles made from chemical-resistant borosilicate glass. Used as fire prevention law compliant hazardous material storage containers for safe storage of organic solvents, acids, alkalis, and flammable liquids. JIS standard compliant products with heat-resistant and pressure-resistant industrial specifications, optimized for use in chemical analysis laboratories, quality control departments, and research and development divisions. Unlike general-purpose glass containers, these are specialized products designed to comply with hazardous material handling regulations.