These 10 mL crimp‑top headspace vials (22.5 × 46 mm) are crafted from Type I borosilicate glass and available in flat‑bottom and round‑bottom styles, making them ideal for gas chromatography headspace analysis. Their 20 mm crimp seals accommodate standard butyl septa and aluminum caps, ensuring leak‑proof, uniform heating, and reproducible volatile compound sampling. Widely compatible with major headspace autosampler platforms and in circulation since 2021, these vials support environmental, pharmaceutical, and food‑safety laboratories worldwide