It features ultra-clean working environment/packaging, and specific packaging materials to reduce pollution, applicable to various types of GC headspace samplers. The integrity, cleanliness, and uniformity of Aijiren sample vials ( HPLC autosampler vials) are critical to today’s demanding applications. Ajiren offers 2ml, 10ml, 20ml, and 40ml sample vials, often used with HPLC, GC of Aijiren, Shimadzu, Waters, and other autosamplers.