The size of ND11 snap top autosampler vial is 11.6x32mm, which is made of borosilicate glass. this snap top sample vial is mainly used in liquid chromatography analysis. The most important, this liquid chromatography vial is compatible with Agilent, Shimadzu, Waters, Varian, Thermo fisher and other brand autosampler instrument. All of sample vial is on stock, you can get the HPLC vial in 7-10 days after you order. Welcome to inquiry.