Waters ND11 Crimp Top HPLC Vial--Aijiren Vials for HPLC/GC. The Crimp top Vial provided by Aijiren is suitable for Water’s Autosampler. The diameter of the Crimp top vial is 40% wider than the ordinary Vial, which is convenient for the in and out of the automatic injection needle. Aluminum Cap has good airtightness, non.